20211454896

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{714893}}^1$

素因数の和:714954

約数の個数: 80

約数和(自身を含む): 56733987840

約数和(自身を除く): 36522532944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 38, 48, 57, 62, 76, 93, 114, 124, 152, 186, 228, 248, 304, 372, 456, 496, 589, 744, 912, 1178, 1488, 1767, 2356, 3534, 4712, 7068, 9424, 14136, 28272, 714893, 1429786, 2144679, 2859572, 4289358, 5719144, 8578716, 11438288, 13582967, 17157432, 22161683, 27165934, 34314864, 40748901, 44323366, 54331868, 66485049, 81497802, 88646732, 108663736, 132970098, 162995604, 177293464, 217327472, 265940196, 325991208, 354586928, 421071977, 531880392, 651982416, 842143954, 1063760784, 1263215931, 1684287908, 2526431862, 3368575816, 5052863724, 6737151632, 10105727448, 20211454896]

約数ペア:

[(1, 20211454896), (2, 10105727448), (3, 6737151632), (4, 5052863724), (6, 3368575816), (8, 2526431862), (12, 1684287908), (16, 1263215931), (19, 1063760784), (24, 842143954), (31, 651982416), (38, 531880392), (48, 421071977), (57, 354586928), (62, 325991208), (76, 265940196), (93, 217327472), (114, 177293464), (124, 162995604), (152, 132970098), (186, 108663736), (228, 88646732), (248, 81497802), (304, 66485049), (372, 54331868), (456, 44323366), (496, 40748901), (589, 34314864), (744, 27165934), (912, 22161683), (1178, 17157432), (1488, 13582967), (1767, 11438288), (2356, 8578716), (3534, 5719144), (4712, 4289358), (7068, 2859572), (9424, 2144679), (14136, 1429786), (28272, 714893)]