17814980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{347}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 39989376

約数和(自身を除く): 22174396

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 151, 170, 302, 340, 347, 604, 694, 755, 1388, 1510, 1735, 2567, 3020, 3470, 5134, 5899, 6940, 10268, 11798, 12835, 23596, 25670, 29495, 51340, 52397, 58990, 104794, 117980, 209588, 261985, 523970, 890749, 1047940, 1781498, 3562996, 4453745, 8907490, 17814980]

約数ペア:

[(1, 17814980), (2, 8907490), (4, 4453745), (5, 3562996), (10, 1781498), (17, 1047940), (20, 890749), (34, 523970), (68, 261985), (85, 209588), (151, 117980), (170, 104794), (302, 58990), (340, 52397), (347, 51340), (604, 29495), (694, 25670), (755, 23596), (1388, 12835), (1510, 11798), (1735, 10268), (2567, 6940), (3020, 5899), (3470, 5134)]