20199492089

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{36749}}^1$

素因数の和:36953

約数の個数: 32

約数和(自身を含む): 25401600000

約数和(自身を除く): 5202107911

約数列:

[1, 7, 17, 31, 119, 149, 217, 527, 1043, 2533, 3689, 4619, 17731, 32333, 36749, 78523, 257243, 549661, 624733, 1139219, 4373131, 5475601, 7974533, 19366723, 38329207, 93085217, 135567061, 169743631, 651596519, 1188205417, 2885641727, 20199492089]

約数ペア:

[(1, 20199492089), (7, 2885641727), (17, 1188205417), (31, 651596519), (119, 169743631), (149, 135567061), (217, 93085217), (527, 38329207), (1043, 19366723), (2533, 7974533), (3689, 5475601), (4619, 4373131), (17731, 1139219), (32333, 624733), (36749, 549661), (78523, 257243)]