20116107

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:341

約数の個数: 40

約数和(自身を含む): 33244992

約数和(自身を除く): 13128885

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 107, 211, 297, 321, 633, 891, 963, 1177, 1899, 2321, 2889, 3531, 5697, 6963, 8667, 10593, 17091, 20889, 22577, 31779, 62667, 67731, 95337, 188001, 203193, 248347, 609579, 745041, 1828737, 2235123, 6705369, 20116107]

約数ペア:

[(1, 20116107), (3, 6705369), (9, 2235123), (11, 1828737), (27, 745041), (33, 609579), (81, 248347), (99, 203193), (107, 188001), (211, 95337), (297, 67731), (321, 62667), (633, 31779), (891, 22577), (963, 20889), (1177, 17091), (1899, 10593), (2321, 8667), (2889, 6963), (3531, 5697)]