20671278

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1013}}^1$

素因数の和:1216

約数の個数: 32

約数和(自身を含む): 43804800

約数和(自身を除く): 23133522

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 179, 358, 537, 1013, 1074, 2026, 3039, 3401, 6078, 6802, 10203, 19247, 20406, 38494, 57741, 115482, 181327, 362654, 543981, 1087962, 3445213, 6890426, 10335639, 20671278]

約数ペア:

[(1, 20671278), (2, 10335639), (3, 6890426), (6, 3445213), (19, 1087962), (38, 543981), (57, 362654), (114, 181327), (179, 115482), (358, 57741), (537, 38494), (1013, 20406), (1074, 19247), (2026, 10203), (3039, 6802), (3401, 6078)]