15663646288

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{18471281}}^1$

素因数の和:18471342

約数の個数: 20

約数和(自身を含む): 30920926068

約数和(自身を除く): 15257279780

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 18471281, 36942562, 73885124, 147770248, 295540496, 978977893, 1957955786, 3915911572, 7831823144, 15663646288]

約数ペア:

[(1, 15663646288), (2, 7831823144), (4, 3915911572), (8, 1957955786), (16, 978977893), (53, 295540496), (106, 147770248), (212, 73885124), (424, 36942562), (848, 18471281)]