19870643376

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{4451309}}^1$

素因数の和:4451354

約数の個数: 60

約数和(自身を含む): 57404093760

約数和(自身を除く): 37533450384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 4451309, 8902618, 13353927, 17805236, 26707854, 35610472, 40061781, 53415708, 71220944, 80123562, 106831416, 137990579, 160247124, 213662832, 275981158, 320494248, 413971737, 551962316, 640988496, 827943474, 1103924632, 1241915211, 1655886948, 2207849264, 2483830422, 3311773896, 4967660844, 6623547792, 9935321688, 19870643376]

約数ペア:

[(1, 19870643376), (2, 9935321688), (3, 6623547792), (4, 4967660844), (6, 3311773896), (8, 2483830422), (9, 2207849264), (12, 1655886948), (16, 1241915211), (18, 1103924632), (24, 827943474), (31, 640988496), (36, 551962316), (48, 413971737), (62, 320494248), (72, 275981158), (93, 213662832), (124, 160247124), (144, 137990579), (186, 106831416), (248, 80123562), (279, 71220944), (372, 53415708), (496, 40061781), (558, 35610472), (744, 26707854), (1116, 17805236), (1488, 13353927), (2232, 8902618), (4464, 4451309)]