20565656145

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{41687}}^1$

素因数の和:42294

約数の個数: 48

約数和(自身を含む): 37589235840

約数和(自身を除く): 17023579695

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 577, 855, 1731, 2885, 5193, 8655, 10963, 25965, 32889, 41687, 54815, 98667, 125061, 164445, 208435, 375183, 493335, 625305, 792053, 1875915, 2376159, 3960265, 7128477, 11880795, 24053399, 35642385, 72160197, 120266995, 216480591, 360800985, 457014581, 1082402955, 1371043743, 2285072905, 4113131229, 6855218715, 20565656145]

約数ペア:

[(1, 20565656145), (3, 6855218715), (5, 4113131229), (9, 2285072905), (15, 1371043743), (19, 1082402955), (45, 457014581), (57, 360800985), (95, 216480591), (171, 120266995), (285, 72160197), (577, 35642385), (855, 24053399), (1731, 11880795), (2885, 7128477), (5193, 3960265), (8655, 2376159), (10963, 1875915), (25965, 792053), (32889, 625305), (41687, 493335), (54815, 375183), (98667, 208435), (125061, 164445)]