20199691516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1063}}^1\times {\mathrm{2473}}^1$

素因数の和:3670

約数の個数: 48

約数和(自身を含む): 37810874304

約数和(自身を除く): 17611182788

約数列:

[1, 2, 4, 17, 34, 68, 113, 226, 452, 1063, 1921, 2126, 2473, 3842, 4252, 4946, 7684, 9892, 18071, 36142, 42041, 72284, 84082, 120119, 168164, 240238, 279449, 480476, 558898, 1117796, 2042023, 2628799, 4084046, 4750633, 5257598, 8168092, 9501266, 10515196, 19002532, 44689583, 89379166, 178758332, 297054287, 594108574, 1188217148, 5049922879, 10099845758, 20199691516]

約数ペア:

[(1, 20199691516), (2, 10099845758), (4, 5049922879), (17, 1188217148), (34, 594108574), (68, 297054287), (113, 178758332), (226, 89379166), (452, 44689583), (1063, 19002532), (1921, 10515196), (2126, 9501266), (2473, 8168092), (3842, 5257598), (4252, 4750633), (4946, 4084046), (7684, 2628799), (9892, 2042023), (18071, 1117796), (36142, 558898), (42041, 480476), (72284, 279449), (84082, 240238), (120119, 168164)]