18255376

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:583

約数の個数: 40

約数和(自身を含む): 37319040

約数和(自身を除く): 19063664

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 113, 184, 226, 368, 439, 452, 878, 904, 1756, 1808, 2599, 3512, 5198, 7024, 10097, 10396, 20194, 20792, 40388, 41584, 49607, 80776, 99214, 161552, 198428, 396856, 793712, 1140961, 2281922, 4563844, 9127688, 18255376]

約数ペア:

[(1, 18255376), (2, 9127688), (4, 4563844), (8, 2281922), (16, 1140961), (23, 793712), (46, 396856), (92, 198428), (113, 161552), (184, 99214), (226, 80776), (368, 49607), (439, 41584), (452, 40388), (878, 20792), (904, 20194), (1756, 10396), (1808, 10097), (2599, 7024), (3512, 5198)]