19005804756

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{288649}}^1$

素因数の和:288749

約数の個数: 72

約数和(自身を含む): 50432928000

約数和(自身を除く): 31427123244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 59, 62, 93, 118, 124, 177, 186, 236, 279, 354, 372, 531, 558, 708, 1062, 1116, 1829, 2124, 3658, 5487, 7316, 10974, 16461, 21948, 32922, 65844, 288649, 577298, 865947, 1154596, 1731894, 2597841, 3463788, 5195682, 8948119, 10391364, 17030291, 17896238, 26844357, 34060582, 35792476, 51090873, 53688714, 68121164, 80533071, 102181746, 107377428, 153272619, 161066142, 204363492, 306545238, 322132284, 527939021, 613090476, 1055878042, 1583817063, 2111756084, 3167634126, 4751451189, 6335268252, 9502902378, 19005804756]

約数ペア:

[(1, 19005804756), (2, 9502902378), (3, 6335268252), (4, 4751451189), (6, 3167634126), (9, 2111756084), (12, 1583817063), (18, 1055878042), (31, 613090476), (36, 527939021), (59, 322132284), (62, 306545238), (93, 204363492), (118, 161066142), (124, 153272619), (177, 107377428), (186, 102181746), (236, 80533071), (279, 68121164), (354, 53688714), (372, 51090873), (531, 35792476), (558, 34060582), (708, 26844357), (1062, 17896238), (1116, 17030291), (1829, 10391364), (2124, 8948119), (3658, 5195682), (5487, 3463788), (7316, 2597841), (10974, 1731894), (16461, 1154596), (21948, 865947), (32922, 577298), (65844, 288649)]