13374328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{421}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 28940760

約数和(自身を除く): 15566432

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 361, 418, 421, 722, 836, 842, 1444, 1672, 1684, 2888, 3368, 3971, 4631, 7942, 7999, 9262, 15884, 15998, 18524, 31768, 31996, 37048, 63992, 87989, 151981, 175978, 303962, 351956, 607924, 703912, 1215848, 1671791, 3343582, 6687164, 13374328]

約数ペア:

[(1, 13374328), (2, 6687164), (4, 3343582), (8, 1671791), (11, 1215848), (19, 703912), (22, 607924), (38, 351956), (44, 303962), (76, 175978), (88, 151981), (152, 87989), (209, 63992), (361, 37048), (418, 31996), (421, 31768), (722, 18524), (836, 15998), (842, 15884), (1444, 9262), (1672, 7999), (1684, 7942), (2888, 4631), (3368, 3971)]