20622654

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1013}}^1$

素因数の和:1066

約数の個数: 64

約数和(自身を含む): 51105600

約数和(自身を除く): 30482946

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 78, 87, 117, 174, 234, 261, 351, 377, 522, 702, 754, 783, 1013, 1131, 1566, 2026, 2262, 3039, 3393, 6078, 6786, 9117, 10179, 13169, 18234, 20358, 26338, 27351, 29377, 39507, 54702, 58754, 79014, 88131, 118521, 176262, 237042, 264393, 355563, 381901, 528786, 711126, 763802, 793179, 1145703, 1586358, 2291406, 3437109, 6874218, 10311327, 20622654]

約数ペア:

[(1, 20622654), (2, 10311327), (3, 6874218), (6, 3437109), (9, 2291406), (13, 1586358), (18, 1145703), (26, 793179), (27, 763802), (29, 711126), (39, 528786), (54, 381901), (58, 355563), (78, 264393), (87, 237042), (117, 176262), (174, 118521), (234, 88131), (261, 79014), (351, 58754), (377, 54702), (522, 39507), (702, 29377), (754, 27351), (783, 26338), (1013, 20358), (1131, 18234), (1566, 13169), (2026, 10179), (2262, 9117), (3039, 6786), (3393, 6078)]