18768230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6277}}^1$

素因数の和:6320

約数の個数: 32

約数和(自身を含む): 37969344

約数和(自身を除く): 19201114

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 6277, 12554, 31385, 62770, 81601, 144371, 163202, 288742, 408005, 721855, 816010, 1443710, 1876823, 3753646, 9384115, 18768230]

約数ペア:

[(1, 18768230), (2, 9384115), (5, 3753646), (10, 1876823), (13, 1443710), (23, 816010), (26, 721855), (46, 408005), (65, 288742), (115, 163202), (130, 144371), (230, 81601), (299, 62770), (598, 31385), (1495, 12554), (2990, 6277)]