18225896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1013}}^1$

素因数の和:1205

約数の個数: 32

約数和(自身を含む): 37051560

約数和(自身を除く): 18825664

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 173, 346, 692, 1013, 1384, 2026, 2249, 4052, 4498, 8104, 8996, 13169, 17992, 26338, 52676, 105352, 175249, 350498, 700996, 1401992, 2278237, 4556474, 9112948, 18225896]

約数ペア:

[(1, 18225896), (2, 9112948), (4, 4556474), (8, 2278237), (13, 1401992), (26, 700996), (52, 350498), (104, 175249), (173, 105352), (346, 52676), (692, 26338), (1013, 17992), (1384, 13169), (2026, 8996), (2249, 8104), (4052, 4498)]