20274430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1237}}^1$

素因数の和:1404

約数の個数: 32

約数和(自身を含む): 40111200

約数和(自身を除く): 19836770

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 745, 1237, 1490, 1639, 2474, 3278, 6185, 8195, 12370, 13607, 16390, 27214, 68035, 136070, 184313, 368626, 921565, 1843130, 2027443, 4054886, 10137215, 20274430]

約数ペア:

[(1, 20274430), (2, 10137215), (5, 4054886), (10, 2027443), (11, 1843130), (22, 921565), (55, 368626), (110, 184313), (149, 136070), (298, 68035), (745, 27214), (1237, 16390), (1490, 13607), (1639, 12370), (2474, 8195), (3278, 6185)]