20009661884

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1\times {\mathrm{6907}}^1$

素因数の和:7386

約数の個数: 48

約数和(自身を含む): 36840308736

約数和(自身を除く): 16830646852

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 383, 766, 1532, 1891, 3782, 6907, 7564, 11873, 13814, 23363, 23746, 27628, 46726, 47492, 93452, 214117, 421327, 428234, 724253, 842654, 856468, 1448506, 1685308, 2645381, 2897012, 5290762, 10581524, 13061137, 26122274, 52244548, 82006811, 161368241, 164013622, 322736482, 328027244, 645472964, 5002415471, 10004830942, 20009661884]

約数ペア:

[(1, 20009661884), (2, 10004830942), (4, 5002415471), (31, 645472964), (61, 328027244), (62, 322736482), (122, 164013622), (124, 161368241), (244, 82006811), (383, 52244548), (766, 26122274), (1532, 13061137), (1891, 10581524), (3782, 5290762), (6907, 2897012), (7564, 2645381), (11873, 1685308), (13814, 1448506), (23363, 856468), (23746, 842654), (27628, 724253), (46726, 428234), (47492, 421327), (93452, 214117)]