19413760072

素因数分解:

$2^3\times 7^1\times {\mathrm{787}}^1\times {\mathrm{440501}}^1$

素因数の和:441301

約数の個数: 32

約数和(自身を含む): 41653869120

約数和(自身を除く): 22240109048

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 787, 1574, 3148, 5509, 6296, 11018, 22036, 44072, 440501, 881002, 1762004, 3083507, 3524008, 6167014, 12334028, 24668056, 346674287, 693348574, 1386697148, 2426720009, 2773394296, 4853440018, 9706880036, 19413760072]

約数ペア:

[(1, 19413760072), (2, 9706880036), (4, 4853440018), (7, 2773394296), (8, 2426720009), (14, 1386697148), (28, 693348574), (56, 346674287), (787, 24668056), (1574, 12334028), (3148, 6167014), (5509, 3524008), (6296, 3083507), (11018, 1762004), (22036, 881002), (44072, 440501)]