19804464

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{1657}}^1$

素因数の和:1754

約数の個数: 60

約数和(自身を含む): 56126616

約数和(自身を除く): 36322152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 332, 498, 664, 747, 996, 1328, 1494, 1657, 1992, 2988, 3314, 3984, 4971, 5976, 6628, 9942, 11952, 13256, 14913, 19884, 26512, 29826, 39768, 59652, 79536, 119304, 137531, 238608, 275062, 412593, 550124, 825186, 1100248, 1237779, 1650372, 2200496, 2475558, 3300744, 4951116, 6601488, 9902232, 19804464]

約数ペア:

[(1, 19804464), (2, 9902232), (3, 6601488), (4, 4951116), (6, 3300744), (8, 2475558), (9, 2200496), (12, 1650372), (16, 1237779), (18, 1100248), (24, 825186), (36, 550124), (48, 412593), (72, 275062), (83, 238608), (144, 137531), (166, 119304), (249, 79536), (332, 59652), (498, 39768), (664, 29826), (747, 26512), (996, 19884), (1328, 14913), (1494, 13256), (1657, 11952), (1992, 9942), (2988, 6628), (3314, 5976), (3984, 4971)]