18814236

素因数分解:

$2^2\times 3^1\times 7^4\times {\mathrm{653}}^1$

素因数の和:688

約数の個数: 60

約数和(自身を含む): 51291912

約数和(自身を除く): 32477676

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 653, 686, 1029, 1306, 1372, 1959, 2058, 2401, 2612, 3918, 4116, 4571, 4802, 7203, 7836, 9142, 9604, 13713, 14406, 18284, 27426, 28812, 31997, 54852, 63994, 95991, 127988, 191982, 223979, 383964, 447958, 671937, 895916, 1343874, 1567853, 2687748, 3135706, 4703559, 6271412, 9407118, 18814236]

約数ペア:

[(1, 18814236), (2, 9407118), (3, 6271412), (4, 4703559), (6, 3135706), (7, 2687748), (12, 1567853), (14, 1343874), (21, 895916), (28, 671937), (42, 447958), (49, 383964), (84, 223979), (98, 191982), (147, 127988), (196, 95991), (294, 63994), (343, 54852), (588, 31997), (653, 28812), (686, 27426), (1029, 18284), (1306, 14406), (1372, 13713), (1959, 9604), (2058, 9142), (2401, 7836), (2612, 7203), (3918, 4802), (4116, 4571)]