38666238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15991}}^1$

素因数の和:16040

約数の個数: 32

約数和(自身を含む): 85972992

約数和(自身を除く): 47306754

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 15991, 31982, 47973, 95946, 207883, 415766, 495721, 623649, 991442, 1247298, 1487163, 2974326, 6444373, 12888746, 19333119, 38666238]

約数ペア:

[(1, 38666238), (2, 19333119), (3, 12888746), (6, 6444373), (13, 2974326), (26, 1487163), (31, 1247298), (39, 991442), (62, 623649), (78, 495721), (93, 415766), (186, 207883), (403, 95946), (806, 47973), (1209, 31982), (2418, 15991)]