18417410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:551

約数の個数: 48

約数和(自身を含む): 37691136

約数和(自身を除く): 19273726

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 121, 155, 242, 310, 341, 491, 605, 682, 982, 1210, 1705, 2455, 3410, 3751, 4910, 5401, 7502, 10802, 15221, 18755, 27005, 30442, 37510, 54010, 59411, 76105, 118822, 152210, 167431, 297055, 334862, 594110, 837155, 1674310, 1841741, 3683482, 9208705, 18417410]

約数ペア:

[(1, 18417410), (2, 9208705), (5, 3683482), (10, 1841741), (11, 1674310), (22, 837155), (31, 594110), (55, 334862), (62, 297055), (110, 167431), (121, 152210), (155, 118822), (242, 76105), (310, 59411), (341, 54010), (491, 37510), (605, 30442), (682, 27005), (982, 18755), (1210, 15221), (1705, 10802), (2455, 7502), (3410, 5401), (3751, 4910)]