20007878826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{435503}}^1$

素因数の和:435571

約数の個数: 64

約数和(自身を含む): 46825390080

約数和(自身を除く): 26817511254

約数列:

[1, 2, 3, 6, 13, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 186, 247, 403, 494, 589, 741, 806, 1178, 1209, 1482, 1767, 2418, 3534, 7657, 15314, 22971, 45942, 435503, 871006, 1306509, 2613018, 5661539, 8274557, 11323078, 13500593, 16549114, 16984617, 24823671, 27001186, 33969234, 40501779, 49647342, 81003558, 107569241, 175507709, 215138482, 256511267, 322707723, 351015418, 513022534, 526523127, 645415446, 769533801, 1053046254, 1539067602, 3334646471, 6669292942, 10003939413, 20007878826]

約数ペア:

[(1, 20007878826), (2, 10003939413), (3, 6669292942), (6, 3334646471), (13, 1539067602), (19, 1053046254), (26, 769533801), (31, 645415446), (38, 526523127), (39, 513022534), (57, 351015418), (62, 322707723), (78, 256511267), (93, 215138482), (114, 175507709), (186, 107569241), (247, 81003558), (403, 49647342), (494, 40501779), (589, 33969234), (741, 27001186), (806, 24823671), (1178, 16984617), (1209, 16549114), (1482, 13500593), (1767, 11323078), (2418, 8274557), (3534, 5661539), (7657, 2613018), (15314, 1306509), (22971, 871006), (45942, 435503)]