18089916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1901}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 46226208

約数和(自身を除く): 28136292

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 122, 156, 183, 244, 366, 732, 793, 1586, 1901, 2379, 3172, 3802, 4758, 5703, 7604, 9516, 11406, 22812, 24713, 49426, 74139, 98852, 115961, 148278, 231922, 296556, 347883, 463844, 695766, 1391532, 1507493, 3014986, 4522479, 6029972, 9044958, 18089916]

約数ペア:

[(1, 18089916), (2, 9044958), (3, 6029972), (4, 4522479), (6, 3014986), (12, 1507493), (13, 1391532), (26, 695766), (39, 463844), (52, 347883), (61, 296556), (78, 231922), (122, 148278), (156, 115961), (183, 98852), (244, 74139), (366, 49426), (732, 24713), (793, 22812), (1586, 11406), (1901, 9516), (2379, 7604), (3172, 5703), (3802, 4758)]