72151664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18257}}^1$

素因数の和:18297

約数の個数: 40

約数和(自身を含む): 158479440

約数和(自身を除く): 86327776

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 18257, 36514, 73028, 146056, 237341, 292112, 346883, 474682, 693766, 949364, 1387532, 1898728, 2775064, 3797456, 4509479, 5550128, 9018958, 18037916, 36075832, 72151664]

約数ペア:

[(1, 72151664), (2, 36075832), (4, 18037916), (8, 9018958), (13, 5550128), (16, 4509479), (19, 3797456), (26, 2775064), (38, 1898728), (52, 1387532), (76, 949364), (104, 693766), (152, 474682), (208, 346883), (247, 292112), (304, 237341), (494, 146056), (988, 73028), (1976, 36514), (3952, 18257)]