18890370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11047}}^1$

素因数の和:11079

約数の個数: 48

約数和(自身を含む): 51704640

約数和(自身を除く): 32814270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 11047, 22094, 33141, 55235, 66282, 99423, 110470, 165705, 198846, 209893, 331410, 419786, 497115, 629679, 994230, 1049465, 1259358, 1889037, 2098930, 3148395, 3778074, 6296790, 9445185, 18890370]

約数ペア:

[(1, 18890370), (2, 9445185), (3, 6296790), (5, 3778074), (6, 3148395), (9, 2098930), (10, 1889037), (15, 1259358), (18, 1049465), (19, 994230), (30, 629679), (38, 497115), (45, 419786), (57, 331410), (90, 209893), (95, 198846), (114, 165705), (171, 110470), (190, 99423), (285, 66282), (342, 55235), (570, 33141), (855, 22094), (1710, 11047)]