20561874

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1013}}^1$

素因数の和:1234

約数の個数: 32

約数和(自身を含む): 43804800

約数和(自身を除く): 23242926

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 199, 398, 597, 1013, 1194, 2026, 3039, 3383, 6078, 6766, 10149, 17221, 20298, 34442, 51663, 103326, 201587, 403174, 604761, 1209522, 3426979, 6853958, 10280937, 20561874]

約数ペア:

[(1, 20561874), (2, 10280937), (3, 6853958), (6, 3426979), (17, 1209522), (34, 604761), (51, 403174), (102, 201587), (199, 103326), (398, 51663), (597, 34442), (1013, 20298), (1194, 17221), (2026, 10149), (3039, 6766), (3383, 6078)]