38904876

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:603

約数の個数: 72

約数和(自身を含む): 103154688

約数和(自身を除く): 64249812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 71, 93, 124, 142, 186, 213, 279, 284, 372, 426, 491, 558, 639, 852, 982, 1116, 1278, 1473, 1964, 2201, 2556, 2946, 4402, 4419, 5892, 6603, 8804, 8838, 13206, 15221, 17676, 19809, 26412, 30442, 34861, 39618, 45663, 60884, 69722, 79236, 91326, 104583, 136989, 139444, 182652, 209166, 273978, 313749, 418332, 547956, 627498, 1080691, 1254996, 2161382, 3242073, 4322764, 6484146, 9726219, 12968292, 19452438, 38904876]

約数ペア:

[(1, 38904876), (2, 19452438), (3, 12968292), (4, 9726219), (6, 6484146), (9, 4322764), (12, 3242073), (18, 2161382), (31, 1254996), (36, 1080691), (62, 627498), (71, 547956), (93, 418332), (124, 313749), (142, 273978), (186, 209166), (213, 182652), (279, 139444), (284, 136989), (372, 104583), (426, 91326), (491, 79236), (558, 69722), (639, 60884), (852, 45663), (982, 39618), (1116, 34861), (1278, 30442), (1473, 26412), (1964, 19809), (2201, 17676), (2556, 15221), (2946, 13206), (4402, 8838), (4419, 8804), (5892, 6603)]