18683532

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:659

約数の個数: 72

約数和(自身を含む): 54442752

約数和(自身を除く): 35759220

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 151, 252, 302, 453, 491, 604, 906, 982, 1057, 1359, 1473, 1812, 1964, 2114, 2718, 2946, 3171, 3437, 4228, 4419, 5436, 5892, 6342, 6874, 8838, 9513, 10311, 12684, 13748, 17676, 19026, 20622, 30933, 38052, 41244, 61866, 74141, 123732, 148282, 222423, 296564, 444846, 518987, 667269, 889692, 1037974, 1334538, 1556961, 2075948, 2669076, 3113922, 4670883, 6227844, 9341766, 18683532]

約数ペア:

[(1, 18683532), (2, 9341766), (3, 6227844), (4, 4670883), (6, 3113922), (7, 2669076), (9, 2075948), (12, 1556961), (14, 1334538), (18, 1037974), (21, 889692), (28, 667269), (36, 518987), (42, 444846), (63, 296564), (84, 222423), (126, 148282), (151, 123732), (252, 74141), (302, 61866), (453, 41244), (491, 38052), (604, 30933), (906, 20622), (982, 19026), (1057, 17676), (1359, 13748), (1473, 12684), (1812, 10311), (1964, 9513), (2114, 8838), (2718, 6874), (2946, 6342), (3171, 5892), (3437, 5436), (4228, 4419)]