13619380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1044

約数の個数: 48

約数和(自身を含む): 31053456

約数和(自身を除く): 17434076

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 977, 1394, 1954, 2788, 3485, 3908, 4885, 6970, 9770, 13940, 16609, 19540, 33218, 40057, 66436, 80114, 83045, 160228, 166090, 200285, 332180, 400570, 680969, 801140, 1361938, 2723876, 3404845, 6809690, 13619380]

約数ペア:

[(1, 13619380), (2, 6809690), (4, 3404845), (5, 2723876), (10, 1361938), (17, 801140), (20, 680969), (34, 400570), (41, 332180), (68, 200285), (82, 166090), (85, 160228), (164, 83045), (170, 80114), (205, 66436), (340, 40057), (410, 33218), (697, 19540), (820, 16609), (977, 13940), (1394, 9770), (1954, 6970), (2788, 4885), (3485, 3908)]