20889362

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 36070272

約数和(自身を除く): 15180910

約数列:

[1, 2, 13, 17, 26, 34, 167, 221, 283, 334, 442, 566, 2171, 2839, 3679, 4342, 4811, 5678, 7358, 9622, 36907, 47261, 62543, 73814, 94522, 125086, 614393, 803437, 1228786, 1606874, 10444681, 20889362]

約数ペア:

[(1, 20889362), (2, 10444681), (13, 1606874), (17, 1228786), (26, 803437), (34, 614393), (167, 125086), (221, 94522), (283, 73814), (334, 62543), (442, 47261), (566, 36907), (2171, 9622), (2839, 7358), (3679, 5678), (4342, 4811)]