18654922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3433}}^1$

素因数の和:3478

約数の個数: 32

約数和(自身を含む): 34614720

約数和(自身を除く): 15959798

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 3433, 5434, 6866, 37763, 44629, 65227, 75526, 89258, 130454, 490919, 717497, 847951, 981838, 1434994, 1695902, 9327461, 18654922]

約数ペア:

[(1, 18654922), (2, 9327461), (11, 1695902), (13, 1434994), (19, 981838), (22, 847951), (26, 717497), (38, 490919), (143, 130454), (209, 89258), (247, 75526), (286, 65227), (418, 44629), (494, 37763), (2717, 6866), (3433, 5434)]