20344516208

素因数分解:

$2^4\times {\mathrm{9257}}^1\times {\mathrm{137359}}^1$

素因数の和:146624

約数の個数: 20

約数和(自身を含む): 39422045280

約数和(自身を除く): 19077529072

約数列:

[1, 2, 4, 8, 16, 9257, 18514, 37028, 74056, 137359, 148112, 274718, 549436, 1098872, 2197744, 1271532263, 2543064526, 5086129052, 10172258104, 20344516208]

約数ペア:

[(1, 20344516208), (2, 10172258104), (4, 5086129052), (8, 2543064526), (16, 1271532263), (9257, 2197744), (18514, 1098872), (37028, 549436), (74056, 274718), (137359, 148112)]