19879026

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 40953600

約数和(自身を除く): 21074574

約数列:

[1, 2, 3, 6, 47, 94, 141, 157, 282, 314, 449, 471, 898, 942, 1347, 2694, 7379, 14758, 21103, 22137, 42206, 44274, 63309, 70493, 126618, 140986, 211479, 422958, 3313171, 6626342, 9939513, 19879026]

約数ペア:

[(1, 19879026), (2, 9939513), (3, 6626342), (6, 3313171), (47, 422958), (94, 211479), (141, 140986), (157, 126618), (282, 70493), (314, 63309), (449, 44274), (471, 42206), (898, 22137), (942, 21103), (1347, 14758), (2694, 7379)]