18715620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4051}}^1$

素因数の和:4081

約数の個数: 96

約数和(自身を含む): 65350656

約数和(自身を除く): 46635036

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4051, 4620, 8102, 12153, 16204, 20255, 24306, 28357, 40510, 44561, 48612, 56714, 60765, 81020, 85071, 89122, 113428, 121530, 133683, 141785, 170142, 178244, 222805, 243060, 267366, 283570, 311927, 340284, 425355, 445610, 534732, 567140, 623854, 668415, 850710, 891220, 935781, 1247708, 1336830, 1559635, 1701420, 1871562, 2673660, 3119270, 3743124, 4678905, 6238540, 9357810, 18715620]

約数ペア:

[(1, 18715620), (2, 9357810), (3, 6238540), (4, 4678905), (5, 3743124), (6, 3119270), (7, 2673660), (10, 1871562), (11, 1701420), (12, 1559635), (14, 1336830), (15, 1247708), (20, 935781), (21, 891220), (22, 850710), (28, 668415), (30, 623854), (33, 567140), (35, 534732), (42, 445610), (44, 425355), (55, 340284), (60, 311927), (66, 283570), (70, 267366), (77, 243060), (84, 222805), (105, 178244), (110, 170142), (132, 141785), (140, 133683), (154, 121530), (165, 113428), (210, 89122), (220, 85071), (231, 81020), (308, 60765), (330, 56714), (385, 48612), (420, 44561), (462, 40510), (660, 28357), (770, 24306), (924, 20255), (1155, 16204), (1540, 12153), (2310, 8102), (4051, 4620)]