2039456432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{160739}}^1$

素因数の和:160821

約数の個数: 40

約数和(自身を含む): 4325191920

約数和(自身を除く): 2285735488

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 12688, 160739, 321478, 642956, 1285912, 2089607, 2571824, 4179214, 8358428, 9805079, 16716856, 19610158, 33433712, 39220316, 78440632, 127466027, 156881264, 254932054, 509864108, 1019728216, 2039456432]

約数ペア:

[(1, 2039456432), (2, 1019728216), (4, 509864108), (8, 254932054), (13, 156881264), (16, 127466027), (26, 78440632), (52, 39220316), (61, 33433712), (104, 19610158), (122, 16716856), (208, 9805079), (244, 8358428), (488, 4179214), (793, 2571824), (976, 2089607), (1586, 1285912), (3172, 642956), (6344, 321478), (12688, 160739)]