131104256

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{13477}}^1$

素因数の和:13514

約数の個数: 40

約数和(自身を含む): 275759880

約数和(自身を除く): 144655624

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 13477, 26954, 53908, 107816, 215632, 256063, 431264, 512126, 862528, 1024252, 1725056, 2048504, 3450112, 4097008, 6900224, 8194016, 16388032, 32776064, 65552128, 131104256]

約数ペア:

[(1, 131104256), (2, 65552128), (4, 32776064), (8, 16388032), (16, 8194016), (19, 6900224), (32, 4097008), (38, 3450112), (64, 2048504), (76, 1725056), (128, 1024252), (152, 862528), (256, 512126), (304, 431264), (512, 256063), (608, 215632), (1216, 107816), (2432, 53908), (4864, 26954), (9728, 13477)]