18727610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2791}}^1$

素因数の和:2870

約数の個数: 32

約数和(自身を含む): 37390464

約数和(自身を除く): 18662854

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 2791, 3355, 5582, 6710, 13955, 27910, 30701, 61402, 153505, 170251, 307010, 340502, 851255, 1702510, 1872761, 3745522, 9363805, 18727610]

約数ペア:

[(1, 18727610), (2, 9363805), (5, 3745522), (10, 1872761), (11, 1702510), (22, 851255), (55, 340502), (61, 307010), (110, 170251), (122, 153505), (305, 61402), (610, 30701), (671, 27910), (1342, 13955), (2791, 6710), (3355, 5582)]