20685618

素因数分解:

$2^1\times 3^5\times {\mathrm{31}}^1\times {\mathrm{1373}}^1$

素因数の和:1421

約数の個数: 48

約数和(自身を含む): 48013056

約数和(自身を除く): 27327438

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 162, 186, 243, 279, 486, 558, 837, 1373, 1674, 2511, 2746, 4119, 5022, 7533, 8238, 12357, 15066, 24714, 37071, 42563, 74142, 85126, 111213, 127689, 222426, 255378, 333639, 383067, 667278, 766134, 1149201, 2298402, 3447603, 6895206, 10342809, 20685618]

約数ペア:

[(1, 20685618), (2, 10342809), (3, 6895206), (6, 3447603), (9, 2298402), (18, 1149201), (27, 766134), (31, 667278), (54, 383067), (62, 333639), (81, 255378), (93, 222426), (162, 127689), (186, 111213), (243, 85126), (279, 74142), (486, 42563), (558, 37071), (837, 24714), (1373, 15066), (1674, 12357), (2511, 8238), (2746, 7533), (4119, 5022)]