20199785805

素因数分解:

$3^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1\times {\mathrm{1951}}^1$

素因数の和:2519

約数の個数: 64

約数和(自身を含む): 36189143040

約数和(自身を除く): 15989357235

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 271, 283, 813, 849, 1355, 1415, 1951, 2439, 2547, 4065, 4245, 5853, 7317, 7641, 9755, 12195, 12735, 17559, 29265, 36585, 38205, 52677, 76693, 87795, 230079, 263385, 383465, 528721, 552133, 690237, 1150395, 1586163, 1656399, 2070711, 2643605, 2760665, 3451185, 4758489, 4969197, 7930815, 8281995, 10353555, 14275467, 14907591, 23792445, 24845985, 71377335, 74537955, 149628043, 448884129, 748140215, 1346652387, 2244420645, 4039957161, 6733261935, 20199785805]

約数ペア:

[(1, 20199785805), (3, 6733261935), (5, 4039957161), (9, 2244420645), (15, 1346652387), (27, 748140215), (45, 448884129), (135, 149628043), (271, 74537955), (283, 71377335), (813, 24845985), (849, 23792445), (1355, 14907591), (1415, 14275467), (1951, 10353555), (2439, 8281995), (2547, 7930815), (4065, 4969197), (4245, 4758489), (5853, 3451185), (7317, 2760665), (7641, 2643605), (9755, 2070711), (12195, 1656399), (12735, 1586163), (17559, 1150395), (29265, 690237), (36585, 552133), (38205, 528721), (52677, 383465), (76693, 263385), (87795, 230079)]