30490972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6577}}^1$

素因数の和:6661

約数の個数: 24

約数和(自身を含む): 57097040

約数和(自身を除く): 26606068

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 6577, 13154, 26308, 124963, 249926, 401197, 499852, 802394, 1604788, 7622743, 15245486, 30490972]

約数ペア:

[(1, 30490972), (2, 15245486), (4, 7622743), (19, 1604788), (38, 802394), (61, 499852), (76, 401197), (122, 249926), (244, 124963), (1159, 26308), (2318, 13154), (4636, 6577)]