19654236

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3391}}^1$

素因数の和:3431

約数の個数: 72

約数和(自身を含む): 59265024

約数和(自身を除く): 39610788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 3391, 5796, 6782, 10173, 13564, 20346, 23737, 30519, 40692, 47474, 61038, 71211, 77993, 94948, 122076, 142422, 155986, 213633, 233979, 284844, 311972, 427266, 467958, 545951, 701937, 854532, 935916, 1091902, 1403874, 1637853, 2183804, 2807748, 3275706, 4913559, 6551412, 9827118, 19654236]

約数ペア:

[(1, 19654236), (2, 9827118), (3, 6551412), (4, 4913559), (6, 3275706), (7, 2807748), (9, 2183804), (12, 1637853), (14, 1403874), (18, 1091902), (21, 935916), (23, 854532), (28, 701937), (36, 545951), (42, 467958), (46, 427266), (63, 311972), (69, 284844), (84, 233979), (92, 213633), (126, 155986), (138, 142422), (161, 122076), (207, 94948), (252, 77993), (276, 71211), (322, 61038), (414, 47474), (483, 40692), (644, 30519), (828, 23737), (966, 20346), (1449, 13564), (1932, 10173), (2898, 6782), (3391, 5796)]