19188520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36901}}^1$

素因数の和:36925

約数の個数: 32

約数和(自身を含む): 46496520

約数和(自身を除く): 27308000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 36901, 73802, 147604, 184505, 295208, 369010, 479713, 738020, 959426, 1476040, 1918852, 2398565, 3837704, 4797130, 9594260, 19188520]

約数ペア:

[(1, 19188520), (2, 9594260), (4, 4797130), (5, 3837704), (8, 2398565), (10, 1918852), (13, 1476040), (20, 959426), (26, 738020), (40, 479713), (52, 369010), (65, 295208), (104, 184505), (130, 147604), (260, 73802), (520, 36901)]