20940996

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1373}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 51706368

約数和(自身を除く): 30765372

約数列:

[1, 2, 3, 4, 6, 12, 31, 41, 62, 82, 93, 123, 124, 164, 186, 246, 372, 492, 1271, 1373, 2542, 2746, 3813, 4119, 5084, 5492, 7626, 8238, 15252, 16476, 42563, 56293, 85126, 112586, 127689, 168879, 170252, 225172, 255378, 337758, 510756, 675516, 1745083, 3490166, 5235249, 6980332, 10470498, 20940996]

約数ペア:

[(1, 20940996), (2, 10470498), (3, 6980332), (4, 5235249), (6, 3490166), (12, 1745083), (31, 675516), (41, 510756), (62, 337758), (82, 255378), (93, 225172), (123, 170252), (124, 168879), (164, 127689), (186, 112586), (246, 85126), (372, 56293), (492, 42563), (1271, 16476), (1373, 15252), (2542, 8238), (2746, 7626), (3813, 5492), (4119, 5084)]