19461784

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 38070000

約数和(自身を除く): 18608216

約数列:

[1, 2, 4, 8, 29, 58, 116, 149, 232, 298, 563, 596, 1126, 1192, 2252, 4321, 4504, 8642, 16327, 17284, 32654, 34568, 65308, 83887, 130616, 167774, 335548, 671096, 2432723, 4865446, 9730892, 19461784]

約数ペア:

[(1, 19461784), (2, 9730892), (4, 4865446), (8, 2432723), (29, 671096), (58, 335548), (116, 167774), (149, 130616), (232, 83887), (298, 65308), (563, 34568), (596, 32654), (1126, 17284), (1192, 16327), (2252, 8642), (4321, 4504)]