19539288

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{6619}}^1$

素因数の和:6672

約数の個数: 48

約数和(自身を含む): 54217800

約数和(自身を除く): 34678512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 6619, 13238, 19857, 26476, 39714, 52952, 59571, 79428, 119142, 158856, 238284, 271379, 476568, 542758, 814137, 1085516, 1628274, 2171032, 2442411, 3256548, 4884822, 6513096, 9769644, 19539288]

約数ペア:

[(1, 19539288), (2, 9769644), (3, 6513096), (4, 4884822), (6, 3256548), (8, 2442411), (9, 2171032), (12, 1628274), (18, 1085516), (24, 814137), (36, 542758), (41, 476568), (72, 271379), (82, 238284), (123, 158856), (164, 119142), (246, 79428), (328, 59571), (369, 52952), (492, 39714), (738, 26476), (984, 19857), (1476, 13238), (2952, 6619)]