2019908212

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{6823}}^1$

素因数の和:7040

約数の個数: 48

約数和(自身を含む): 4119512320

約数和(自身を除く): 2099604108

約数列:

[1, 2, 4, 7, 14, 28, 97, 109, 194, 218, 388, 436, 679, 763, 1358, 1526, 2716, 3052, 6823, 10573, 13646, 21146, 27292, 42292, 47761, 74011, 95522, 148022, 191044, 296044, 661831, 743707, 1323662, 1487414, 2647324, 2974828, 4632817, 5205949, 9265634, 10411898, 18531268, 20823796, 72139579, 144279158, 288558316, 504977053, 1009954106, 2019908212]

約数ペア:

[(1, 2019908212), (2, 1009954106), (4, 504977053), (7, 288558316), (14, 144279158), (28, 72139579), (97, 20823796), (109, 18531268), (194, 10411898), (218, 9265634), (388, 5205949), (436, 4632817), (679, 2974828), (763, 2647324), (1358, 1487414), (1526, 1323662), (2716, 743707), (3052, 661831), (6823, 296044), (10573, 191044), (13646, 148022), (21146, 95522), (27292, 74011), (42292, 47761)]