20175866445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1439}}^1\times {\mathrm{1993}}^1$

素因数の和:3514

約数の個数: 64

約数和(自身を含む): 37488476160

約数和(自身を除く): 17312609715

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 105, 201, 335, 469, 1005, 1407, 1439, 1993, 2345, 4317, 5979, 7035, 7195, 9965, 10073, 13951, 21585, 29895, 30219, 41853, 50365, 69755, 96413, 133531, 151095, 209265, 289239, 400593, 482065, 667655, 674891, 934717, 1446195, 2002965, 2024673, 2804151, 2867927, 3374455, 4673585, 8603781, 10123365, 14020755, 14339635, 20075489, 43018905, 60226467, 100377445, 192151109, 301132335, 576453327, 960755545, 1345057763, 2882266635, 4035173289, 6725288815, 20175866445]

約数ペア:

[(1, 20175866445), (3, 6725288815), (5, 4035173289), (7, 2882266635), (15, 1345057763), (21, 960755545), (35, 576453327), (67, 301132335), (105, 192151109), (201, 100377445), (335, 60226467), (469, 43018905), (1005, 20075489), (1407, 14339635), (1439, 14020755), (1993, 10123365), (2345, 8603781), (4317, 4673585), (5979, 3374455), (7035, 2867927), (7195, 2804151), (9965, 2024673), (10073, 2002965), (13951, 1446195), (21585, 934717), (29895, 674891), (30219, 667655), (41853, 482065), (50365, 400593), (69755, 289239), (96413, 209265), (133531, 151095)]