18772624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5309}}^1$

素因数の和:5347

約数の個数: 40

約数和(自身を含む): 41481720

約数和(自身を除く): 22709096

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 5309, 10618, 21236, 42472, 69017, 84944, 90253, 138034, 180506, 276068, 361012, 552136, 722024, 1104272, 1173289, 1444048, 2346578, 4693156, 9386312, 18772624]

約数ペア:

[(1, 18772624), (2, 9386312), (4, 4693156), (8, 2346578), (13, 1444048), (16, 1173289), (17, 1104272), (26, 722024), (34, 552136), (52, 361012), (68, 276068), (104, 180506), (136, 138034), (208, 90253), (221, 84944), (272, 69017), (442, 42472), (884, 21236), (1768, 10618), (3536, 5309)]