19156777437

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{5081}}^1$

素因数の和:5346

約数の個数: 64

約数和(自身を含む): 31614105600

約数和(自身を除く): 12457328163

約数列:

[1, 3, 7, 17, 21, 51, 59, 119, 177, 179, 357, 413, 537, 1003, 1239, 1253, 3009, 3043, 3759, 5081, 7021, 9129, 10561, 15243, 21063, 21301, 31683, 35567, 63903, 73927, 86377, 106701, 179537, 221781, 259131, 299779, 538611, 604639, 899337, 909499, 1256759, 1813917, 2098453, 2728497, 3770277, 5096243, 6295359, 6366493, 15288729, 15461483, 19099479, 35673701, 46384449, 53660441, 107021103, 108230381, 160981323, 324691143, 375623087, 912227497, 1126869261, 2736682491, 6385592479, 19156777437]

約数ペア:

[(1, 19156777437), (3, 6385592479), (7, 2736682491), (17, 1126869261), (21, 912227497), (51, 375623087), (59, 324691143), (119, 160981323), (177, 108230381), (179, 107021103), (357, 53660441), (413, 46384449), (537, 35673701), (1003, 19099479), (1239, 15461483), (1253, 15288729), (3009, 6366493), (3043, 6295359), (3759, 5096243), (5081, 3770277), (7021, 2728497), (9129, 2098453), (10561, 1813917), (15243, 1256759), (21063, 909499), (21301, 899337), (31683, 604639), (35567, 538611), (63903, 299779), (73927, 259131), (86377, 221781), (106701, 179537)]