18971584

素因数分解:

$2^6\times {\mathrm{251}}^1\times {\mathrm{1181}}^1$

素因数の和:1444

約数の個数: 28

約数和(自身を含む): 37828728

約数和(自身を除く): 18857144

約数列:

[1, 2, 4, 8, 16, 32, 64, 251, 502, 1004, 1181, 2008, 2362, 4016, 4724, 8032, 9448, 16064, 18896, 37792, 75584, 296431, 592862, 1185724, 2371448, 4742896, 9485792, 18971584]

約数ペア:

[(1, 18971584), (2, 9485792), (4, 4742896), (8, 2371448), (16, 1185724), (32, 592862), (64, 296431), (251, 75584), (502, 37792), (1004, 18896), (1181, 16064), (2008, 9448), (2362, 8032), (4016, 4724)]