20309284476

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1013}}^1\times {\mathrm{42839}}^1$

素因数の和:43875

約数の個数: 72

約数和(自身を含む): 55342254240

約数和(自身を除く): 35032969764

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 1013, 2026, 3039, 4052, 6078, 9117, 12156, 13169, 18234, 26338, 36468, 39507, 42839, 52676, 79014, 85678, 118521, 128517, 158028, 171356, 237042, 257034, 385551, 474084, 514068, 556907, 771102, 1113814, 1542204, 1670721, 2227628, 3341442, 5012163, 6682884, 10024326, 20048652, 43395907, 86791814, 130187721, 173583628, 260375442, 390563163, 520750884, 564146791, 781126326, 1128293582, 1562252652, 1692440373, 2256587164, 3384880746, 5077321119, 6769761492, 10154642238, 20309284476]

約数ペア:

[(1, 20309284476), (2, 10154642238), (3, 6769761492), (4, 5077321119), (6, 3384880746), (9, 2256587164), (12, 1692440373), (13, 1562252652), (18, 1128293582), (26, 781126326), (36, 564146791), (39, 520750884), (52, 390563163), (78, 260375442), (117, 173583628), (156, 130187721), (234, 86791814), (468, 43395907), (1013, 20048652), (2026, 10024326), (3039, 6682884), (4052, 5012163), (6078, 3341442), (9117, 2227628), (12156, 1670721), (13169, 1542204), (18234, 1113814), (26338, 771102), (36468, 556907), (39507, 514068), (42839, 474084), (52676, 385551), (79014, 257034), (85678, 237042), (118521, 171356), (128517, 158028)]