28503838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:185

約数の個数: 48

約数和(自身を含む): 51078384

約数和(自身を除く): 22574546

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 97, 194, 209, 361, 407, 418, 703, 722, 814, 1067, 1406, 1843, 2134, 3589, 3686, 3971, 7178, 7733, 7942, 13357, 15466, 20273, 26714, 35017, 39479, 40546, 68191, 70034, 78958, 136382, 146927, 293854, 385187, 750101, 770374, 1295629, 1500202, 2591258, 14251919, 28503838]

約数ペア:

[(1, 28503838), (2, 14251919), (11, 2591258), (19, 1500202), (22, 1295629), (37, 770374), (38, 750101), (74, 385187), (97, 293854), (194, 146927), (209, 136382), (361, 78958), (407, 70034), (418, 68191), (703, 40546), (722, 39479), (814, 35017), (1067, 26714), (1406, 20273), (1843, 15466), (2134, 13357), (3589, 7942), (3686, 7733), (3971, 7178)]