20123258351

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{541}}^1\times {\mathrm{677}}^1$

素因数の和:1439

約数の個数: 32

約数和(自身を含む): 23706611712

約数和(自身を除く): 3583353361

約数列:

[1, 7, 47, 167, 329, 541, 677, 1169, 3787, 4739, 7849, 25427, 31819, 54943, 90347, 113059, 177989, 222733, 366257, 632429, 791413, 2563799, 4246309, 5313773, 17214079, 29724163, 37196411, 61164919, 120498553, 428154433, 2874751193, 20123258351]

約数ペア:

[(1, 20123258351), (7, 2874751193), (47, 428154433), (167, 120498553), (329, 61164919), (541, 37196411), (677, 29724163), (1169, 17214079), (3787, 5313773), (4739, 4246309), (7849, 2563799), (25427, 791413), (31819, 632429), (54943, 366257), (90347, 222733), (113059, 177989)]