2017991996

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{619}}^1$

素因数の和:1146

約数の個数: 48

約数和(自身を含む): 3719761920

約数和(自身を除く): 1701769924

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 431, 619, 862, 1238, 1724, 1891, 2476, 3782, 7564, 13361, 19189, 26291, 26722, 37759, 38378, 52582, 53444, 75518, 76756, 105164, 151036, 266789, 533578, 815021, 1067156, 1170529, 1630042, 2341058, 3260084, 4682116, 8270459, 16274129, 16540918, 32548258, 33081836, 65096516, 504497999, 1008995998, 2017991996]

約数ペア:

[(1, 2017991996), (2, 1008995998), (4, 504497999), (31, 65096516), (61, 33081836), (62, 32548258), (122, 16540918), (124, 16274129), (244, 8270459), (431, 4682116), (619, 3260084), (862, 2341058), (1238, 1630042), (1724, 1170529), (1891, 1067156), (2476, 815021), (3782, 533578), (7564, 266789), (13361, 151036), (19189, 105164), (26291, 76756), (26722, 75518), (37759, 53444), (38378, 52582)]