19156143472

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{1245847}}^1$

素因数の和:1245917

約数の個数: 30

約数和(自身を含む): 38350938984

約数和(自身を除く): 19194795512

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1922, 3844, 7688, 15376, 1245847, 2491694, 4983388, 9966776, 19933552, 38621257, 77242514, 154485028, 308970056, 617940112, 1197258967, 2394517934, 4789035868, 9578071736, 19156143472]

約数ペア:

[(1, 19156143472), (2, 9578071736), (4, 4789035868), (8, 2394517934), (16, 1197258967), (31, 617940112), (62, 308970056), (124, 154485028), (248, 77242514), (496, 38621257), (961, 19933552), (1922, 9966776), (3844, 4983388), (7688, 2491694), (15376, 1245847)]