20349810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17393}}^1$

素因数の和:17419

約数の個数: 48

約数和(自身を含む): 56982744

約数和(自身を除く): 36632934

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17393, 34786, 52179, 86965, 104358, 156537, 173930, 226109, 260895, 313074, 452218, 521790, 678327, 782685, 1130545, 1356654, 1565370, 2034981, 2261090, 3391635, 4069962, 6783270, 10174905, 20349810]

約数ペア:

[(1, 20349810), (2, 10174905), (3, 6783270), (5, 4069962), (6, 3391635), (9, 2261090), (10, 2034981), (13, 1565370), (15, 1356654), (18, 1130545), (26, 782685), (30, 678327), (39, 521790), (45, 452218), (65, 313074), (78, 260895), (90, 226109), (117, 173930), (130, 156537), (195, 104358), (234, 86965), (390, 52179), (585, 34786), (1170, 17393)]