18787938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3049}}^1$

素因数の和:3146

約数の個数: 32

約数和(自身を含む): 40992000

約数和(自身を除く): 22204062

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3049, 3081, 6098, 6162, 9147, 18294, 39637, 79274, 118911, 237822, 240871, 481742, 722613, 1445226, 3131323, 6262646, 9393969, 18787938]

約数ペア:

[(1, 18787938), (2, 9393969), (3, 6262646), (6, 3131323), (13, 1445226), (26, 722613), (39, 481742), (78, 240871), (79, 237822), (158, 118911), (237, 79274), (474, 39637), (1027, 18294), (2054, 9147), (3049, 6162), (3081, 6098)]