11997856

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 25740288

約数和(自身を除く): 13742432

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 151, 191, 208, 302, 382, 416, 604, 764, 1208, 1528, 1963, 2416, 2483, 3056, 3926, 4832, 4966, 6112, 7852, 9932, 15704, 19864, 28841, 31408, 39728, 57682, 62816, 79456, 115364, 230728, 374933, 461456, 749866, 922912, 1499732, 2999464, 5998928, 11997856]

約数ペア:

[(1, 11997856), (2, 5998928), (4, 2999464), (8, 1499732), (13, 922912), (16, 749866), (26, 461456), (32, 374933), (52, 230728), (104, 115364), (151, 79456), (191, 62816), (208, 57682), (302, 39728), (382, 31408), (416, 28841), (604, 19864), (764, 15704), (1208, 9932), (1528, 7852), (1963, 6112), (2416, 4966), (2483, 4832), (3056, 3926)]