20103676

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{379}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 35910000

約数和(自身を除く): 15806324

約数列:

[1, 2, 4, 89, 149, 178, 298, 356, 379, 596, 758, 1516, 13261, 26522, 33731, 53044, 56471, 67462, 112942, 134924, 225884, 5025919, 10051838, 20103676]

約数ペア:

[(1, 20103676), (2, 10051838), (4, 5025919), (89, 225884), (149, 134924), (178, 112942), (298, 67462), (356, 56471), (379, 53044), (596, 33731), (758, 26522), (1516, 13261)]