16954678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 29393280

約数和(自身を除く): 12438602

約数列:

[1, 2, 13, 17, 26, 34, 89, 178, 221, 431, 442, 862, 1157, 1513, 2314, 3026, 5603, 7327, 11206, 14654, 19669, 38359, 39338, 76718, 95251, 190502, 498667, 652103, 997334, 1304206, 8477339, 16954678]

約数ペア:

[(1, 16954678), (2, 8477339), (13, 1304206), (17, 997334), (26, 652103), (34, 498667), (89, 190502), (178, 95251), (221, 76718), (431, 39338), (442, 38359), (862, 19669), (1157, 14654), (1513, 11206), (2314, 7327), (3026, 5603)]