12686947312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1987}}^1\times {\mathrm{30697}}^1$

素因数の和:32705

約数の個数: 40

約数和(自身を含む): 26485988816

約数和(自身を除く): 13799041504

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1987, 3974, 7948, 15896, 25831, 30697, 31792, 51662, 61394, 103324, 122788, 206648, 245576, 399061, 413296, 491152, 798122, 1596244, 3192488, 6384976, 60994939, 121989878, 243979756, 487959512, 792934207, 975919024, 1585868414, 3171736828, 6343473656, 12686947312]

約数ペア:

[(1, 12686947312), (2, 6343473656), (4, 3171736828), (8, 1585868414), (13, 975919024), (16, 792934207), (26, 487959512), (52, 243979756), (104, 121989878), (208, 60994939), (1987, 6384976), (3974, 3192488), (7948, 1596244), (15896, 798122), (25831, 491152), (30697, 413296), (31792, 399061), (51662, 245576), (61394, 206648), (103324, 122788)]