1639504144

素因数分解:

$2^4\times {\mathrm{5309}}^1\times {\mathrm{19301}}^1$

素因数の和:24618

約数の個数: 20

約数和(自身を含む): 3177302220

約数和(自身を除く): 1537798076

約数列:

[1, 2, 4, 8, 16, 5309, 10618, 19301, 21236, 38602, 42472, 77204, 84944, 154408, 308816, 102469009, 204938018, 409876036, 819752072, 1639504144]

約数ペア:

[(1, 1639504144), (2, 819752072), (4, 409876036), (8, 204938018), (16, 102469009), (5309, 308816), (10618, 154408), (19301, 84944), (21236, 77204), (38602, 42472)]