20457954

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 52093440

約数和(自身を除く): 31635486

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 31, 33, 54, 62, 66, 93, 99, 101, 121, 186, 198, 202, 242, 279, 297, 303, 341, 363, 558, 594, 606, 682, 726, 837, 909, 1023, 1089, 1111, 1674, 1818, 2046, 2178, 2222, 2727, 3069, 3131, 3267, 3333, 3751, 5454, 6138, 6262, 6534, 6666, 7502, 9207, 9393, 9999, 11253, 12221, 18414, 18786, 19998, 22506, 24442, 28179, 29997, 33759, 34441, 36663, 56358, 59994, 67518, 68882, 73326, 84537, 101277, 103323, 109989, 169074, 202554, 206646, 219978, 309969, 329967, 378851, 619938, 659934, 757702, 929907, 1136553, 1859814, 2273106, 3409659, 6819318, 10228977, 20457954]

約数ペア:

[(1, 20457954), (2, 10228977), (3, 6819318), (6, 3409659), (9, 2273106), (11, 1859814), (18, 1136553), (22, 929907), (27, 757702), (31, 659934), (33, 619938), (54, 378851), (62, 329967), (66, 309969), (93, 219978), (99, 206646), (101, 202554), (121, 169074), (186, 109989), (198, 103323), (202, 101277), (242, 84537), (279, 73326), (297, 68882), (303, 67518), (341, 59994), (363, 56358), (558, 36663), (594, 34441), (606, 33759), (682, 29997), (726, 28179), (837, 24442), (909, 22506), (1023, 19998), (1089, 18786), (1111, 18414), (1674, 12221), (1818, 11253), (2046, 9999), (2178, 9393), (2222, 9207), (2727, 7502), (3069, 6666), (3131, 6534), (3267, 6262), (3333, 6138), (3751, 5454)]