619738288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{72671}}^1$

素因数の和:72733

約数の個数: 40

約数和(自身を含む): 1324665216

約数和(自身を除く): 704926928

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8528, 72671, 145342, 290684, 581368, 944723, 1162736, 1889446, 2979511, 3778892, 5959022, 7557784, 11918044, 15115568, 23836088, 38733643, 47672176, 77467286, 154934572, 309869144, 619738288]

約数ペア:

[(1, 619738288), (2, 309869144), (4, 154934572), (8, 77467286), (13, 47672176), (16, 38733643), (26, 23836088), (41, 15115568), (52, 11918044), (82, 7557784), (104, 5959022), (164, 3778892), (208, 2979511), (328, 1889446), (533, 1162736), (656, 944723), (1066, 581368), (2132, 290684), (4264, 145342), (8528, 72671)]