18502936

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 37797840

約数和(自身を除く): 19294904

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 151, 212, 289, 302, 424, 578, 604, 901, 1156, 1208, 1802, 2312, 2567, 3604, 5134, 7208, 8003, 10268, 15317, 16006, 20536, 30634, 32012, 43639, 61268, 64024, 87278, 122536, 136051, 174556, 272102, 349112, 544204, 1088408, 2312867, 4625734, 9251468, 18502936]

約数ペア:

[(1, 18502936), (2, 9251468), (4, 4625734), (8, 2312867), (17, 1088408), (34, 544204), (53, 349112), (68, 272102), (106, 174556), (136, 136051), (151, 122536), (212, 87278), (289, 64024), (302, 61268), (424, 43639), (578, 32012), (604, 30634), (901, 20536), (1156, 16006), (1208, 15317), (1802, 10268), (2312, 8003), (2567, 7208), (3604, 5134)]