18915084

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1055

約数の個数: 72

約数和(自身を含む): 52311168

約数和(自身を除く): 33396084

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 51, 62, 68, 93, 102, 124, 153, 186, 204, 279, 306, 372, 527, 558, 612, 997, 1054, 1116, 1581, 1994, 2108, 2991, 3162, 3988, 4743, 5982, 6324, 8973, 9486, 11964, 16949, 17946, 18972, 30907, 33898, 35892, 50847, 61814, 67796, 92721, 101694, 123628, 152541, 185442, 203388, 278163, 305082, 370884, 525419, 556326, 610164, 1050838, 1112652, 1576257, 2101676, 3152514, 4728771, 6305028, 9457542, 18915084]

約数ペア:

[(1, 18915084), (2, 9457542), (3, 6305028), (4, 4728771), (6, 3152514), (9, 2101676), (12, 1576257), (17, 1112652), (18, 1050838), (31, 610164), (34, 556326), (36, 525419), (51, 370884), (62, 305082), (68, 278163), (93, 203388), (102, 185442), (124, 152541), (153, 123628), (186, 101694), (204, 92721), (279, 67796), (306, 61814), (372, 50847), (527, 35892), (558, 33898), (612, 30907), (997, 18972), (1054, 17946), (1116, 16949), (1581, 11964), (1994, 9486), (2108, 8973), (2991, 6324), (3162, 5982), (3988, 4743)]