20147888072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{16871}}^1\times {\mathrm{11483}}^1$

素因数の和:28373

約数の個数: 32

約数和(自身を含む): 40689190080

約数和(自身を除く): 20541302008

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 11483, 16871, 22966, 33742, 45932, 67484, 91864, 134968, 149279, 219323, 298558, 438646, 597116, 877292, 1194232, 1754584, 193729693, 387459386, 774918772, 1549837544, 2518486009, 5036972018, 10073944036, 20147888072]

約数ペア:

[(1, 20147888072), (2, 10073944036), (4, 5036972018), (8, 2518486009), (13, 1549837544), (26, 774918772), (52, 387459386), (104, 193729693), (11483, 1754584), (16871, 1194232), (22966, 877292), (33742, 597116), (45932, 438646), (67484, 298558), (91864, 219323), (134968, 149279)]