72389354

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 118540800

約数和(自身を除く): 46151446

約数列:

[1, 2, 19, 38, 41, 82, 97, 194, 479, 779, 958, 1558, 1843, 3686, 3977, 7954, 9101, 18202, 19639, 39278, 46463, 75563, 92926, 151126, 373141, 746282, 882797, 1765594, 1904983, 3809966, 36194677, 72389354]

約数ペア:

[(1, 72389354), (2, 36194677), (19, 3809966), (38, 1904983), (41, 1765594), (82, 882797), (97, 746282), (194, 373141), (479, 151126), (779, 92926), (958, 75563), (1558, 46463), (1843, 39278), (3686, 19639), (3977, 18202), (7954, 9101)]