20187086565

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1\times {\mathrm{1201}}^1$

素因数の和:1582

約数の個数: 64

約数和(自身を含む): 33518145024

約数和(自身を除く): 13331058459

約数列:

[1, 3, 5, 15, 41, 123, 151, 181, 205, 453, 543, 615, 755, 905, 1201, 2265, 2715, 3603, 6005, 6191, 7421, 18015, 18573, 22263, 27331, 30955, 37105, 49241, 81993, 92865, 111315, 136655, 147723, 181351, 217381, 246205, 409965, 544053, 652143, 738615, 906755, 1086905, 1120571, 2720265, 3260715, 3361713, 5602855, 7435391, 8912621, 16808565, 22306173, 26737863, 32824531, 37176955, 44563105, 98473593, 111530865, 133689315, 164122655, 492367965, 1345805771, 4037417313, 6729028855, 20187086565]

約数ペア:

[(1, 20187086565), (3, 6729028855), (5, 4037417313), (15, 1345805771), (41, 492367965), (123, 164122655), (151, 133689315), (181, 111530865), (205, 98473593), (453, 44563105), (543, 37176955), (615, 32824531), (755, 26737863), (905, 22306173), (1201, 16808565), (2265, 8912621), (2715, 7435391), (3603, 5602855), (6005, 3361713), (6191, 3260715), (7421, 2720265), (18015, 1120571), (18573, 1086905), (22263, 906755), (27331, 738615), (30955, 652143), (37105, 544053), (49241, 409965), (81993, 246205), (92865, 217381), (111315, 181351), (136655, 147723)]