19815624

素因数分解:

$2^3\times 3^3\times {\mathrm{199}}^1\times {\mathrm{461}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 55440000

約数和(自身を除く): 35624376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 199, 216, 398, 461, 597, 796, 922, 1194, 1383, 1592, 1791, 1844, 2388, 2766, 3582, 3688, 4149, 4776, 5373, 5532, 7164, 8298, 10746, 11064, 12447, 14328, 16596, 21492, 24894, 33192, 42984, 49788, 91739, 99576, 183478, 275217, 366956, 550434, 733912, 825651, 1100868, 1651302, 2201736, 2476953, 3302604, 4953906, 6605208, 9907812, 19815624]

約数ペア:

[(1, 19815624), (2, 9907812), (3, 6605208), (4, 4953906), (6, 3302604), (8, 2476953), (9, 2201736), (12, 1651302), (18, 1100868), (24, 825651), (27, 733912), (36, 550434), (54, 366956), (72, 275217), (108, 183478), (199, 99576), (216, 91739), (398, 49788), (461, 42984), (597, 33192), (796, 24894), (922, 21492), (1194, 16596), (1383, 14328), (1592, 12447), (1791, 11064), (1844, 10746), (2388, 8298), (2766, 7164), (3582, 5532), (3688, 5373), (4149, 4776)]