19868376

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 60652800

約数和(自身を除く): 40784424

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 19, 22, 24, 33, 34, 38, 44, 51, 57, 66, 68, 76, 88, 102, 114, 132, 136, 152, 187, 204, 209, 228, 233, 264, 323, 374, 408, 418, 456, 466, 561, 627, 646, 699, 748, 836, 932, 969, 1122, 1254, 1292, 1398, 1496, 1672, 1864, 1938, 2244, 2508, 2563, 2584, 2796, 3553, 3876, 3961, 4427, 4488, 5016, 5126, 5592, 7106, 7689, 7752, 7922, 8854, 10252, 10659, 11883, 13281, 14212, 15378, 15844, 17708, 20504, 21318, 23766, 26562, 28424, 30756, 31688, 35416, 42636, 43571, 47532, 48697, 53124, 61512, 75259, 85272, 87142, 95064, 97394, 106248, 130713, 146091, 150518, 174284, 194788, 225777, 261426, 292182, 301036, 348568, 389576, 451554, 522852, 584364, 602072, 827849, 903108, 1045704, 1168728, 1655698, 1806216, 2483547, 3311396, 4967094, 6622792, 9934188, 19868376]

約数ペア:

[(1, 19868376), (2, 9934188), (3, 6622792), (4, 4967094), (6, 3311396), (8, 2483547), (11, 1806216), (12, 1655698), (17, 1168728), (19, 1045704), (22, 903108), (24, 827849), (33, 602072), (34, 584364), (38, 522852), (44, 451554), (51, 389576), (57, 348568), (66, 301036), (68, 292182), (76, 261426), (88, 225777), (102, 194788), (114, 174284), (132, 150518), (136, 146091), (152, 130713), (187, 106248), (204, 97394), (209, 95064), (228, 87142), (233, 85272), (264, 75259), (323, 61512), (374, 53124), (408, 48697), (418, 47532), (456, 43571), (466, 42636), (561, 35416), (627, 31688), (646, 30756), (699, 28424), (748, 26562), (836, 23766), (932, 21318), (969, 20504), (1122, 17708), (1254, 15844), (1292, 15378), (1398, 14212), (1496, 13281), (1672, 11883), (1864, 10659), (1938, 10252), (2244, 8854), (2508, 7922), (2563, 7752), (2584, 7689), (2796, 7106), (3553, 5592), (3876, 5126), (3961, 5016), (4427, 4488)]