19701178

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 35020800

約数和(自身を除く): 15319622

約数列:

[1, 2, 7, 14, 47, 79, 94, 158, 329, 379, 553, 658, 758, 1106, 2653, 3713, 5306, 7426, 17813, 25991, 29941, 35626, 51982, 59882, 124691, 209587, 249382, 419174, 1407227, 2814454, 9850589, 19701178]

約数ペア:

[(1, 19701178), (2, 9850589), (7, 2814454), (14, 1407227), (47, 419174), (79, 249382), (94, 209587), (158, 124691), (329, 59882), (379, 51982), (553, 35626), (658, 29941), (758, 25991), (1106, 17813), (2653, 7426), (3713, 5306)]