56638012

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:746

約数の個数: 36

約数和(自身を含む): 106487976

約数和(自身を除く): 49849964

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 361, 643, 722, 1159, 1286, 1444, 2318, 2572, 4636, 12217, 22021, 24434, 39223, 44042, 48868, 78446, 88084, 156892, 232123, 464246, 745237, 928492, 1490474, 2980948, 14159503, 28319006, 56638012]

約数ペア:

[(1, 56638012), (2, 28319006), (4, 14159503), (19, 2980948), (38, 1490474), (61, 928492), (76, 745237), (122, 464246), (244, 232123), (361, 156892), (643, 88084), (722, 78446), (1159, 48868), (1286, 44042), (1444, 39223), (2318, 24434), (2572, 22021), (4636, 12217)]