19488744

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{2237}}^1$

素因数の和:2271

約数の個数: 72

約数和(自身を含む): 58042530

約数和(自身を除く): 38553786

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 121, 132, 198, 242, 264, 363, 396, 484, 726, 792, 968, 1089, 1452, 2178, 2237, 2904, 4356, 4474, 6711, 8712, 8948, 13422, 17896, 20133, 24607, 26844, 40266, 49214, 53688, 73821, 80532, 98428, 147642, 161064, 196856, 221463, 270677, 295284, 442926, 541354, 590568, 812031, 885852, 1082708, 1624062, 1771704, 2165416, 2436093, 3248124, 4872186, 6496248, 9744372, 19488744]

約数ペア:

[(1, 19488744), (2, 9744372), (3, 6496248), (4, 4872186), (6, 3248124), (8, 2436093), (9, 2165416), (11, 1771704), (12, 1624062), (18, 1082708), (22, 885852), (24, 812031), (33, 590568), (36, 541354), (44, 442926), (66, 295284), (72, 270677), (88, 221463), (99, 196856), (121, 161064), (132, 147642), (198, 98428), (242, 80532), (264, 73821), (363, 53688), (396, 49214), (484, 40266), (726, 26844), (792, 24607), (968, 20133), (1089, 17896), (1452, 13422), (2178, 8948), (2237, 8712), (2904, 6711), (4356, 4474)]