20212751430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1377829}}^1$

素因数の和:1378005

約数の個数: 48

約数和(自身を含む): 52875604080

約数和(自身を除く): 32662852650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 163, 326, 489, 815, 978, 1467, 1630, 2445, 2934, 4890, 7335, 14670, 1377829, 2755658, 4133487, 6889145, 8266974, 12400461, 13778290, 20667435, 24800922, 41334870, 62002305, 124004610, 224586127, 449172254, 673758381, 1122930635, 1347516762, 2021275143, 2245861270, 3368791905, 4042550286, 6737583810, 10106375715, 20212751430]

約数ペア:

[(1, 20212751430), (2, 10106375715), (3, 6737583810), (5, 4042550286), (6, 3368791905), (9, 2245861270), (10, 2021275143), (15, 1347516762), (18, 1122930635), (30, 673758381), (45, 449172254), (90, 224586127), (163, 124004610), (326, 62002305), (489, 41334870), (815, 24800922), (978, 20667435), (1467, 13778290), (1630, 12400461), (2445, 8266974), (2934, 6889145), (4890, 4133487), (7335, 2755658), (14670, 1377829)]