20163557844

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{191749}}^1$

素因数の和:191909

約数の個数: 72

約数和(自身を含む): 53604096000

約数和(自身を除く): 33440538156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 127, 138, 207, 254, 276, 381, 414, 508, 762, 828, 1143, 1524, 2286, 2921, 4572, 5842, 8763, 11684, 17526, 26289, 35052, 52578, 105156, 191749, 383498, 575247, 766996, 1150494, 1725741, 2300988, 3451482, 4410227, 6902964, 8820454, 13230681, 17640908, 24352123, 26461362, 39692043, 48704246, 52922724, 73056369, 79384086, 97408492, 146112738, 158768172, 219169107, 292225476, 438338214, 560098829, 876676428, 1120197658, 1680296487, 2240395316, 3360592974, 5040889461, 6721185948, 10081778922, 20163557844]

約数ペア:

[(1, 20163557844), (2, 10081778922), (3, 6721185948), (4, 5040889461), (6, 3360592974), (9, 2240395316), (12, 1680296487), (18, 1120197658), (23, 876676428), (36, 560098829), (46, 438338214), (69, 292225476), (92, 219169107), (127, 158768172), (138, 146112738), (207, 97408492), (254, 79384086), (276, 73056369), (381, 52922724), (414, 48704246), (508, 39692043), (762, 26461362), (828, 24352123), (1143, 17640908), (1524, 13230681), (2286, 8820454), (2921, 6902964), (4572, 4410227), (5842, 3451482), (8763, 2300988), (11684, 1725741), (17526, 1150494), (26289, 766996), (35052, 575247), (52578, 383498), (105156, 191749)]