20657652

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{773}}^1$

素因数の和:928

約数の個数: 48

約数和(自身を含む): 51492672

約数和(自身を除く): 30835020

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 131, 204, 262, 393, 524, 773, 786, 1546, 1572, 2227, 2319, 3092, 4454, 4638, 6681, 8908, 9276, 13141, 13362, 26282, 26724, 39423, 52564, 78846, 101263, 157692, 202526, 303789, 405052, 607578, 1215156, 1721471, 3442942, 5164413, 6885884, 10328826, 20657652]

約数ペア:

[(1, 20657652), (2, 10328826), (3, 6885884), (4, 5164413), (6, 3442942), (12, 1721471), (17, 1215156), (34, 607578), (51, 405052), (68, 303789), (102, 202526), (131, 157692), (204, 101263), (262, 78846), (393, 52564), (524, 39423), (773, 26724), (786, 26282), (1546, 13362), (1572, 13141), (2227, 9276), (2319, 8908), (3092, 6681), (4454, 4638)]