20449224

素因数分解:

$2^3\times 3^2\times {\mathrm{191}}^1\times {\mathrm{1487}}^1$

素因数の和:1690

約数の個数: 48

約数和(自身を含む): 55710720

約数和(自身を除く): 35261496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 191, 382, 573, 764, 1146, 1487, 1528, 1719, 2292, 2974, 3438, 4461, 4584, 5948, 6876, 8922, 11896, 13383, 13752, 17844, 26766, 35688, 53532, 107064, 284017, 568034, 852051, 1136068, 1704102, 2272136, 2556153, 3408204, 5112306, 6816408, 10224612, 20449224]

約数ペア:

[(1, 20449224), (2, 10224612), (3, 6816408), (4, 5112306), (6, 3408204), (8, 2556153), (9, 2272136), (12, 1704102), (18, 1136068), (24, 852051), (36, 568034), (72, 284017), (191, 107064), (382, 53532), (573, 35688), (764, 26766), (1146, 17844), (1487, 13752), (1528, 13383), (1719, 11896), (2292, 8922), (2974, 6876), (3438, 5948), (4461, 4584)]