19809132

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 54774720

約数和(自身を除く): 34965588

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 59, 84, 98, 118, 147, 177, 196, 236, 294, 354, 413, 571, 588, 708, 826, 1142, 1239, 1652, 1713, 2284, 2478, 2891, 3426, 3997, 4956, 5782, 6852, 7994, 8673, 11564, 11991, 15988, 17346, 23982, 27979, 33689, 34692, 47964, 55958, 67378, 83937, 101067, 111916, 134756, 167874, 202134, 235823, 335748, 404268, 471646, 707469, 943292, 1414938, 1650761, 2829876, 3301522, 4952283, 6603044, 9904566, 19809132]

約数ペア:

[(1, 19809132), (2, 9904566), (3, 6603044), (4, 4952283), (6, 3301522), (7, 2829876), (12, 1650761), (14, 1414938), (21, 943292), (28, 707469), (42, 471646), (49, 404268), (59, 335748), (84, 235823), (98, 202134), (118, 167874), (147, 134756), (177, 111916), (196, 101067), (236, 83937), (294, 67378), (354, 55958), (413, 47964), (571, 34692), (588, 33689), (708, 27979), (826, 23982), (1142, 17346), (1239, 15988), (1652, 11991), (1713, 11564), (2284, 8673), (2478, 7994), (2891, 6852), (3426, 5782), (3997, 4956)]