20559042

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 52727040

約数和(自身を除く): 32167998

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 137, 189, 274, 378, 397, 411, 794, 822, 959, 1191, 1233, 1918, 2382, 2466, 2779, 2877, 3573, 3699, 5558, 5754, 7146, 7398, 8337, 8631, 10719, 16674, 17262, 21438, 25011, 25893, 50022, 51786, 54389, 75033, 108778, 150066, 163167, 326334, 380723, 489501, 761446, 979002, 1142169, 1468503, 2284338, 2937006, 3426507, 6853014, 10279521, 20559042]

約数ペア:

[(1, 20559042), (2, 10279521), (3, 6853014), (6, 3426507), (7, 2937006), (9, 2284338), (14, 1468503), (18, 1142169), (21, 979002), (27, 761446), (42, 489501), (54, 380723), (63, 326334), (126, 163167), (137, 150066), (189, 108778), (274, 75033), (378, 54389), (397, 51786), (411, 50022), (794, 25893), (822, 25011), (959, 21438), (1191, 17262), (1233, 16674), (1918, 10719), (2382, 8631), (2466, 8337), (2779, 7398), (2877, 7146), (3573, 5754), (3699, 5558)]