20123070678858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{21391}}^1\times {\mathrm{22398239}}^1$

素因数の和:22419642

約数の個数: 32

約数和(自身を含む): 45997742407680

約数和(自身を除く): 25874671728822

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 21391, 42782, 64173, 128346, 149737, 299474, 449211, 898422, 22398239, 44796478, 67194717, 134389434, 156787673, 313575346, 470363019, 940726038, 479120730449, 958241460898, 1437362191347, 2874724382694, 3353845113143, 6707690226286, 10061535339429, 20123070678858]

約数ペア:

[(1, 20123070678858), (2, 10061535339429), (3, 6707690226286), (6, 3353845113143), (7, 2874724382694), (14, 1437362191347), (21, 958241460898), (42, 479120730449), (21391, 940726038), (42782, 470363019), (64173, 313575346), (128346, 156787673), (149737, 134389434), (299474, 67194717), (449211, 44796478), (898422, 22398239)]