18745968

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{22973}}^1$

素因数の和:23001

約数の個数: 40

約数和(自身を含む): 51277968

約数和(自身を除く): 32532000

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 22973, 45946, 68919, 91892, 137838, 183784, 275676, 367568, 390541, 551352, 781082, 1102704, 1171623, 1562164, 2343246, 3124328, 4686492, 6248656, 9372984, 18745968]

約数ペア:

[(1, 18745968), (2, 9372984), (3, 6248656), (4, 4686492), (6, 3124328), (8, 2343246), (12, 1562164), (16, 1171623), (17, 1102704), (24, 781082), (34, 551352), (48, 390541), (51, 367568), (68, 275676), (102, 183784), (136, 137838), (204, 91892), (272, 68919), (408, 45946), (816, 22973)]