20174508532

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{733}}^1\times {\mathrm{821}}^1$

素因数の和:1621

約数の個数: 72

約数和(自身を含む): 38897845560

約数和(自身を除く): 18723337028

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 289, 493, 578, 733, 821, 986, 1156, 1466, 1642, 1972, 2932, 3284, 8381, 12461, 13957, 16762, 21257, 23809, 24922, 27914, 33524, 42514, 47618, 49844, 55828, 85028, 95236, 211837, 237269, 361369, 404753, 423674, 474538, 601793, 722738, 809506, 847348, 949076, 1203586, 1445476, 1619012, 2407172, 6143273, 6880801, 10230481, 12286546, 13761602, 17451997, 20460962, 24573092, 27523204, 34903994, 40921924, 69807988, 173918177, 296683949, 347836354, 593367898, 695672708, 1186735796, 5043627133, 10087254266, 20174508532]

約数ペア:

[(1, 20174508532), (2, 10087254266), (4, 5043627133), (17, 1186735796), (29, 695672708), (34, 593367898), (58, 347836354), (68, 296683949), (116, 173918177), (289, 69807988), (493, 40921924), (578, 34903994), (733, 27523204), (821, 24573092), (986, 20460962), (1156, 17451997), (1466, 13761602), (1642, 12286546), (1972, 10230481), (2932, 6880801), (3284, 6143273), (8381, 2407172), (12461, 1619012), (13957, 1445476), (16762, 1203586), (21257, 949076), (23809, 847348), (24922, 809506), (27914, 722738), (33524, 601793), (42514, 474538), (47618, 423674), (49844, 404753), (55828, 361369), (85028, 237269), (95236, 211837)]