16809108

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 40360320

約数和(自身を除く): 23551212

約数列:

[1, 2, 3, 4, 6, 12, 71, 109, 142, 181, 213, 218, 284, 327, 362, 426, 436, 543, 654, 724, 852, 1086, 1308, 2172, 7739, 12851, 15478, 19729, 23217, 25702, 30956, 38553, 39458, 46434, 51404, 59187, 77106, 78916, 92868, 118374, 154212, 236748, 1400759, 2801518, 4202277, 5603036, 8404554, 16809108]

約数ペア:

[(1, 16809108), (2, 8404554), (3, 5603036), (4, 4202277), (6, 2801518), (12, 1400759), (71, 236748), (109, 154212), (142, 118374), (181, 92868), (213, 78916), (218, 77106), (284, 59187), (327, 51404), (362, 46434), (426, 39458), (436, 38553), (543, 30956), (654, 25702), (724, 23217), (852, 19729), (1086, 15478), (1308, 12851), (2172, 7739)]