19565496

素因数分解:

$2^3\times 3^3\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 54720000

約数和(自身を除く): 35154504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 239, 379, 478, 717, 758, 956, 1137, 1434, 1516, 1912, 2151, 2274, 2868, 3032, 3411, 4302, 4548, 5736, 6453, 6822, 8604, 9096, 10233, 12906, 13644, 17208, 20466, 25812, 27288, 40932, 51624, 81864, 90581, 181162, 271743, 362324, 543486, 724648, 815229, 1086972, 1630458, 2173944, 2445687, 3260916, 4891374, 6521832, 9782748, 19565496]

約数ペア:

[(1, 19565496), (2, 9782748), (3, 6521832), (4, 4891374), (6, 3260916), (8, 2445687), (9, 2173944), (12, 1630458), (18, 1086972), (24, 815229), (27, 724648), (36, 543486), (54, 362324), (72, 271743), (108, 181162), (216, 90581), (239, 81864), (379, 51624), (478, 40932), (717, 27288), (758, 25812), (956, 20466), (1137, 17208), (1434, 13644), (1516, 12906), (1912, 10233), (2151, 9096), (2274, 8604), (2868, 6822), (3032, 6453), (3411, 5736), (4302, 4548)]