20121479037

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{509}}^1\times {\mathrm{953}}^1$

素因数の和:1898

約数の個数: 48

約数和(自身を含む): 31878100800

約数和(自身を除く): 11756621763

約数列:

[1, 3, 9, 11, 33, 99, 419, 509, 953, 1257, 1527, 2859, 3771, 4581, 4609, 5599, 8577, 10483, 13827, 16797, 31449, 41481, 50391, 94347, 213271, 399307, 485077, 639813, 1197921, 1455231, 1919439, 2345981, 3593763, 4365693, 4392377, 5335847, 7037943, 13177131, 16007541, 21113829, 39531393, 48022623, 203247263, 609741789, 1829225367, 2235719893, 6707159679, 20121479037]

約数ペア:

[(1, 20121479037), (3, 6707159679), (9, 2235719893), (11, 1829225367), (33, 609741789), (99, 203247263), (419, 48022623), (509, 39531393), (953, 21113829), (1257, 16007541), (1527, 13177131), (2859, 7037943), (3771, 5335847), (4581, 4392377), (4609, 4365693), (5599, 3593763), (8577, 2345981), (10483, 1919439), (13827, 1455231), (16797, 1197921), (31449, 639813), (41481, 485077), (50391, 399307), (94347, 213271)]