20193222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 48729600

約数和(自身を除く): 28536378

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 59, 87, 118, 174, 177, 203, 281, 354, 406, 413, 562, 609, 826, 843, 1218, 1239, 1686, 1711, 1967, 2478, 3422, 3934, 5133, 5901, 8149, 10266, 11802, 11977, 16298, 16579, 23954, 24447, 33158, 35931, 48894, 49737, 57043, 71862, 99474, 114086, 116053, 171129, 232106, 342258, 348159, 480791, 696318, 961582, 1442373, 2884746, 3365537, 6731074, 10096611, 20193222]

約数ペア:

[(1, 20193222), (2, 10096611), (3, 6731074), (6, 3365537), (7, 2884746), (14, 1442373), (21, 961582), (29, 696318), (42, 480791), (58, 348159), (59, 342258), (87, 232106), (118, 171129), (174, 116053), (177, 114086), (203, 99474), (281, 71862), (354, 57043), (406, 49737), (413, 48894), (562, 35931), (609, 33158), (826, 24447), (843, 23954), (1218, 16579), (1239, 16298), (1686, 11977), (1711, 11802), (1967, 10266), (2478, 8149), (3422, 5901), (3934, 5133)]