18878472

素因数分解:

$2^3\times 3^2\times {\mathrm{79}}^1\times {\mathrm{3319}}^1$

素因数の和:3410

約数の個数: 48

約数和(自身を含む): 51792000

約数和(自身を除く): 32913528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 79, 158, 237, 316, 474, 632, 711, 948, 1422, 1896, 2844, 3319, 5688, 6638, 9957, 13276, 19914, 26552, 29871, 39828, 59742, 79656, 119484, 238968, 262201, 524402, 786603, 1048804, 1573206, 2097608, 2359809, 3146412, 4719618, 6292824, 9439236, 18878472]

約数ペア:

[(1, 18878472), (2, 9439236), (3, 6292824), (4, 4719618), (6, 3146412), (8, 2359809), (9, 2097608), (12, 1573206), (18, 1048804), (24, 786603), (36, 524402), (72, 262201), (79, 238968), (158, 119484), (237, 79656), (316, 59742), (474, 39828), (632, 29871), (711, 26552), (948, 19914), (1422, 13276), (1896, 9957), (2844, 6638), (3319, 5688)]