20199232845

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{2857}}^1$

素因数の和:2934

約数の個数: 144

約数和(自身を含む): 41421062592

約数和(自身を除く): 21221829747

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 81, 99, 115, 135, 165, 207, 243, 253, 297, 345, 405, 495, 529, 621, 759, 891, 1035, 1215, 1265, 1485, 1587, 1863, 2277, 2645, 2673, 2857, 3105, 3795, 4455, 4761, 5589, 5819, 6831, 7935, 8571, 9315, 11385, 13365, 14283, 14285, 17457, 20493, 23805, 25713, 27945, 29095, 31427, 34155, 42849, 42855, 52371, 61479, 65711, 71415, 77139, 87285, 94281, 102465, 128547, 128565, 157113, 157135, 197133, 214245, 231417, 261855, 282843, 307395, 328555, 385695, 471339, 471405, 591399, 642735, 694251, 722821, 785565, 848529, 985665, 1157085, 1414017, 1414215, 1511353, 1774197, 2168463, 2356695, 2545587, 2956995, 3471255, 3614105, 4242645, 4534059, 5322591, 6505389, 7070085, 7556765, 7636761, 8870985, 10842315, 12727935, 13602177, 15967773, 16624883, 19516167, 22670295, 26612955, 32526945, 38183805, 40806531, 49874649, 58548501, 68010885, 79838865, 83124415, 97580835, 122419593, 149623947, 175645503, 204032655, 249373245, 292742505, 367258779, 448871841, 612097965, 748119735, 878227515, 1346615523, 1836293895, 2244359205, 4039846569, 6733077615, 20199232845]

約数ペア:

[(1, 20199232845), (3, 6733077615), (5, 4039846569), (9, 2244359205), (11, 1836293895), (15, 1346615523), (23, 878227515), (27, 748119735), (33, 612097965), (45, 448871841), (55, 367258779), (69, 292742505), (81, 249373245), (99, 204032655), (115, 175645503), (135, 149623947), (165, 122419593), (207, 97580835), (243, 83124415), (253, 79838865), (297, 68010885), (345, 58548501), (405, 49874649), (495, 40806531), (529, 38183805), (621, 32526945), (759, 26612955), (891, 22670295), (1035, 19516167), (1215, 16624883), (1265, 15967773), (1485, 13602177), (1587, 12727935), (1863, 10842315), (2277, 8870985), (2645, 7636761), (2673, 7556765), (2857, 7070085), (3105, 6505389), (3795, 5322591), (4455, 4534059), (4761, 4242645), (5589, 3614105), (5819, 3471255), (6831, 2956995), (7935, 2545587), (8571, 2356695), (9315, 2168463), (11385, 1774197), (13365, 1511353), (14283, 1414215), (14285, 1414017), (17457, 1157085), (20493, 985665), (23805, 848529), (25713, 785565), (27945, 722821), (29095, 694251), (31427, 642735), (34155, 591399), (42849, 471405), (42855, 471339), (52371, 385695), (61479, 328555), (65711, 307395), (71415, 282843), (77139, 261855), (87285, 231417), (94281, 214245), (102465, 197133), (128547, 157135), (128565, 157113)]