20137236

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1489}}^1$

素因数の和:1533

約数の個数: 72

約数和(自身を含む): 57072960

約数和(自身を除く): 36935724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 92, 98, 138, 147, 161, 196, 276, 294, 322, 483, 588, 644, 966, 1127, 1489, 1932, 2254, 2978, 3381, 4467, 4508, 5956, 6762, 8934, 10423, 13524, 17868, 20846, 31269, 34247, 41692, 62538, 68494, 72961, 102741, 125076, 136988, 145922, 205482, 218883, 239729, 291844, 410964, 437766, 479458, 719187, 875532, 958916, 1438374, 1678103, 2876748, 3356206, 5034309, 6712412, 10068618, 20137236]

約数ペア:

[(1, 20137236), (2, 10068618), (3, 6712412), (4, 5034309), (6, 3356206), (7, 2876748), (12, 1678103), (14, 1438374), (21, 958916), (23, 875532), (28, 719187), (42, 479458), (46, 437766), (49, 410964), (69, 291844), (84, 239729), (92, 218883), (98, 205482), (138, 145922), (147, 136988), (161, 125076), (196, 102741), (276, 72961), (294, 68494), (322, 62538), (483, 41692), (588, 34247), (644, 31269), (966, 20846), (1127, 17868), (1489, 13524), (1932, 10423), (2254, 8934), (2978, 6762), (3381, 5956), (4467, 4508)]