20983714

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 35020800

約数和(自身を除く): 14037086

約数列:

[1, 2, 19, 31, 38, 47, 62, 94, 379, 589, 758, 893, 1178, 1457, 1786, 2914, 7201, 11749, 14402, 17813, 23498, 27683, 35626, 55366, 223231, 338447, 446462, 552203, 676894, 1104406, 10491857, 20983714]

約数ペア:

[(1, 20983714), (2, 10491857), (19, 1104406), (31, 676894), (38, 552203), (47, 446462), (62, 338447), (94, 223231), (379, 55366), (589, 35626), (758, 27683), (893, 23498), (1178, 17813), (1457, 14402), (1786, 11749), (2914, 7201)]