19618970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9041}}^1$

素因数の和:9086

約数の個数: 32

約数和(自身を含む): 41665536

約数和(自身を除く): 22046566

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 9041, 18082, 45205, 63287, 90410, 126574, 280271, 316435, 560542, 632870, 1401355, 1961897, 2802710, 3923794, 9809485, 19618970]

約数ペア:

[(1, 19618970), (2, 9809485), (5, 3923794), (7, 2802710), (10, 1961897), (14, 1401355), (31, 632870), (35, 560542), (62, 316435), (70, 280271), (155, 126574), (217, 90410), (310, 63287), (434, 45205), (1085, 18082), (2170, 9041)]