19420398

素因数分解:

$2^1\times 3^4\times {\mathrm{313}}^1\times {\mathrm{383}}^1$

素因数の和:710

約数の個数: 40

約数和(自身を含む): 43769088

約数和(自身を除く): 24348690

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 313, 383, 626, 766, 939, 1149, 1878, 2298, 2817, 3447, 5634, 6894, 8451, 10341, 16902, 20682, 25353, 31023, 50706, 62046, 119879, 239758, 359637, 719274, 1078911, 2157822, 3236733, 6473466, 9710199, 19420398]

約数ペア:

[(1, 19420398), (2, 9710199), (3, 6473466), (6, 3236733), (9, 2157822), (18, 1078911), (27, 719274), (54, 359637), (81, 239758), (162, 119879), (313, 62046), (383, 50706), (626, 31023), (766, 25353), (939, 20682), (1149, 16902), (1878, 10341), (2298, 8451), (2817, 6894), (3447, 5634)]