18789810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48179}}^1$

素因数の和:48202

約数の個数: 32

約数和(自身を含む): 48565440

約数和(自身を除く): 29775630

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 48179, 96358, 144537, 240895, 289074, 481790, 626327, 722685, 1252654, 1445370, 1878981, 3131635, 3757962, 6263270, 9394905, 18789810]

約数ペア:

[(1, 18789810), (2, 9394905), (3, 6263270), (5, 3757962), (6, 3131635), (10, 1878981), (13, 1445370), (15, 1252654), (26, 722685), (30, 626327), (39, 481790), (65, 289074), (78, 240895), (130, 144537), (195, 96358), (390, 48179)]