20739455964

素因数分解:

$2^2\times 3^2\times {\mathrm{499}}^1\times {\mathrm{569}}^1\times {\mathrm{2029}}^1$

素因数の和:3107

約数の個数: 72

約数和(自身を含む): 52648050000

約数和(自身を除く): 31908594036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 499, 569, 998, 1138, 1497, 1707, 1996, 2029, 2276, 2994, 3414, 4058, 4491, 5121, 5988, 6087, 6828, 8116, 8982, 10242, 12174, 17964, 18261, 20484, 24348, 36522, 73044, 283931, 567862, 851793, 1012471, 1135724, 1154501, 1703586, 2024942, 2309002, 2555379, 3037413, 3407172, 3463503, 4049884, 4618004, 5110758, 6074826, 6927006, 9112239, 10221516, 10390509, 12149652, 13854012, 18224478, 20781018, 36448956, 41562036, 576095999, 1152191998, 1728287997, 2304383996, 3456575994, 5184863991, 6913151988, 10369727982, 20739455964]

約数ペア:

[(1, 20739455964), (2, 10369727982), (3, 6913151988), (4, 5184863991), (6, 3456575994), (9, 2304383996), (12, 1728287997), (18, 1152191998), (36, 576095999), (499, 41562036), (569, 36448956), (998, 20781018), (1138, 18224478), (1497, 13854012), (1707, 12149652), (1996, 10390509), (2029, 10221516), (2276, 9112239), (2994, 6927006), (3414, 6074826), (4058, 5110758), (4491, 4618004), (5121, 4049884), (5988, 3463503), (6087, 3407172), (6828, 3037413), (8116, 2555379), (8982, 2309002), (10242, 2024942), (12174, 1703586), (17964, 1154501), (18261, 1135724), (20484, 1012471), (24348, 851793), (36522, 567862), (73044, 283931)]