20003218906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{792709}}^1$

素因数の和:792790

約数の個数: 32

約数和(自身を含む): 34701672960

約数和(自身を除く): 14698454054

約数列:

[1, 2, 11, 22, 31, 37, 62, 74, 341, 407, 682, 814, 1147, 2294, 12617, 25234, 792709, 1585418, 8719799, 17439598, 24573979, 29330233, 49147958, 58660466, 270313769, 322632563, 540627538, 645265126, 909237223, 1818474446, 10001609453, 20003218906]

約数ペア:

[(1, 20003218906), (2, 10001609453), (11, 1818474446), (22, 909237223), (31, 645265126), (37, 540627538), (62, 322632563), (74, 270313769), (341, 58660466), (407, 49147958), (682, 29330233), (814, 24573979), (1147, 17439598), (2294, 8719799), (12617, 1585418), (25234, 792709)]