20587366905

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{528491}}^1$

素因数の和:528566

約数の個数: 48

約数和(自身を含む): 39040761024

約数和(自身を除く): 18453394119

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 53, 105, 147, 159, 245, 265, 371, 735, 795, 1113, 1855, 2597, 5565, 7791, 12985, 38955, 528491, 1585473, 2642455, 3699437, 7927365, 11098311, 18497185, 25896059, 28010023, 55491555, 77688177, 84030069, 129480295, 140050115, 196070161, 388440885, 420150345, 588210483, 980350805, 1372491127, 2941052415, 4117473381, 6862455635, 20587366905]

約数ペア:

[(1, 20587366905), (3, 6862455635), (5, 4117473381), (7, 2941052415), (15, 1372491127), (21, 980350805), (35, 588210483), (49, 420150345), (53, 388440885), (105, 196070161), (147, 140050115), (159, 129480295), (245, 84030069), (265, 77688177), (371, 55491555), (735, 28010023), (795, 25896059), (1113, 18497185), (1855, 11098311), (2597, 7927365), (5565, 3699437), (7791, 2642455), (12985, 1585473), (38955, 528491)]