19528027398

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{644617}}^1$

素因数の和:644659

約数の個数: 80

約数和(自身を含む): 50543208144

約数和(自身を除く): 31015180746

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 27, 33, 34, 51, 54, 66, 81, 99, 102, 153, 162, 187, 198, 297, 306, 374, 459, 561, 594, 891, 918, 1122, 1377, 1683, 1782, 2754, 3366, 5049, 10098, 15147, 30294, 644617, 1289234, 1933851, 3867702, 5801553, 7090787, 10958489, 11603106, 14181574, 17404659, 21272361, 21916978, 32875467, 34809318, 42544722, 52213977, 63817083, 65750934, 98626401, 104427954, 120543379, 127634166, 191451249, 197252802, 241086758, 295879203, 361630137, 382902498, 574353747, 591758406, 723260274, 887637609, 1084890411, 1148707494, 1775275218, 2169780822, 3254671233, 6509342466, 9764013699, 19528027398]

約数ペア:

[(1, 19528027398), (2, 9764013699), (3, 6509342466), (6, 3254671233), (9, 2169780822), (11, 1775275218), (17, 1148707494), (18, 1084890411), (22, 887637609), (27, 723260274), (33, 591758406), (34, 574353747), (51, 382902498), (54, 361630137), (66, 295879203), (81, 241086758), (99, 197252802), (102, 191451249), (153, 127634166), (162, 120543379), (187, 104427954), (198, 98626401), (297, 65750934), (306, 63817083), (374, 52213977), (459, 42544722), (561, 34809318), (594, 32875467), (891, 21916978), (918, 21272361), (1122, 17404659), (1377, 14181574), (1683, 11603106), (1782, 10958489), (2754, 7090787), (3366, 5801553), (5049, 3867702), (10098, 1933851), (15147, 1289234), (30294, 644617)]