2166870178

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{288839}}^1$

素因数の和:288894

約数の個数: 24

約数和(自身を含む): 3687909120

約数和(自身を除く): 1521038942

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 3751, 7502, 288839, 577678, 3177229, 6354458, 8954009, 17908018, 34949519, 69899038, 98494099, 196988198, 1083435089, 2166870178]

約数ペア:

[(1, 2166870178), (2, 1083435089), (11, 196988198), (22, 98494099), (31, 69899038), (62, 34949519), (121, 17908018), (242, 8954009), (341, 6354458), (682, 3177229), (3751, 577678), (7502, 288839)]