20587986

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:616

約数の個数: 64

約数和(自身を含む): 49714560

約数和(自身を除く): 29126574

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 41, 51, 54, 82, 102, 123, 153, 246, 306, 369, 459, 547, 697, 738, 918, 1094, 1107, 1394, 1641, 2091, 2214, 3282, 4182, 4923, 6273, 9299, 9846, 12546, 14769, 18598, 18819, 22427, 27897, 29538, 37638, 44854, 55794, 67281, 83691, 134562, 167382, 201843, 251073, 381259, 403686, 502146, 605529, 762518, 1143777, 1211058, 2287554, 3431331, 6862662, 10293993, 20587986]

約数ペア:

[(1, 20587986), (2, 10293993), (3, 6862662), (6, 3431331), (9, 2287554), (17, 1211058), (18, 1143777), (27, 762518), (34, 605529), (41, 502146), (51, 403686), (54, 381259), (82, 251073), (102, 201843), (123, 167382), (153, 134562), (246, 83691), (306, 67281), (369, 55794), (459, 44854), (547, 37638), (697, 29538), (738, 27897), (918, 22427), (1094, 18819), (1107, 18598), (1394, 14769), (1641, 12546), (2091, 9846), (2214, 9299), (3282, 6273), (4182, 4923)]