20949366

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 25499274

約数列:

[1, 2, 3, 6, 23, 31, 46, 59, 62, 69, 83, 93, 118, 138, 166, 177, 186, 249, 354, 498, 713, 1357, 1426, 1829, 1909, 2139, 2573, 2714, 3658, 3818, 4071, 4278, 4897, 5146, 5487, 5727, 7719, 8142, 9794, 10974, 11454, 14691, 15438, 29382, 42067, 59179, 84134, 112631, 118358, 126201, 151807, 177537, 225262, 252402, 303614, 337893, 355074, 455421, 675786, 910842, 3491561, 6983122, 10474683, 20949366]

約数ペア:

[(1, 20949366), (2, 10474683), (3, 6983122), (6, 3491561), (23, 910842), (31, 675786), (46, 455421), (59, 355074), (62, 337893), (69, 303614), (83, 252402), (93, 225262), (118, 177537), (138, 151807), (166, 126201), (177, 118358), (186, 112631), (249, 84134), (354, 59179), (498, 42067), (713, 29382), (1357, 15438), (1426, 14691), (1829, 11454), (1909, 10974), (2139, 9794), (2573, 8142), (2714, 7719), (3658, 5727), (3818, 5487), (4071, 5146), (4278, 4897)]