20189875504

素因数分解:

$2^4\times {\mathrm{433}}^1\times {\mathrm{823}}^1\times {\mathrm{3541}}^1$

素因数の和:4805

約数の個数: 40

約数和(自身を含む): 39266952032

約数和(自身を除く): 19077076528

約数列:

[1, 2, 4, 8, 16, 433, 823, 866, 1646, 1732, 3292, 3464, 3541, 6584, 6928, 7082, 13168, 14164, 28328, 56656, 356359, 712718, 1425436, 1533253, 2850872, 2914243, 3066506, 5701744, 5828486, 6133012, 11656972, 12266024, 23313944, 24532048, 46627888, 1261867219, 2523734438, 5047468876, 10094937752, 20189875504]

約数ペア:

[(1, 20189875504), (2, 10094937752), (4, 5047468876), (8, 2523734438), (16, 1261867219), (433, 46627888), (823, 24532048), (866, 23313944), (1646, 12266024), (1732, 11656972), (3292, 6133012), (3464, 5828486), (3541, 5701744), (6584, 3066506), (6928, 2914243), (7082, 2850872), (13168, 1533253), (14164, 1425436), (28328, 712718), (56656, 356359)]