19462730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8969}}^1$

素因数の和:9014

約数の個数: 32

約数和(自身を含む): 41333760

約数和(自身を除く): 21871030

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 8969, 17938, 44845, 62783, 89690, 125566, 278039, 313915, 556078, 627830, 1390195, 1946273, 2780390, 3892546, 9731365, 19462730]

約数ペア:

[(1, 19462730), (2, 9731365), (5, 3892546), (7, 2780390), (10, 1946273), (14, 1390195), (31, 627830), (35, 556078), (62, 313915), (70, 278039), (155, 125566), (217, 89690), (310, 62783), (434, 44845), (1085, 17938), (2170, 8969)]