19650972

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3631}}^1$

素因数の和:3690

約数の個数: 48

約数和(自身を含む): 51254784

約数和(自身を除く): 31603812

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 41, 44, 66, 82, 123, 132, 164, 246, 451, 492, 902, 1353, 1804, 2706, 3631, 5412, 7262, 10893, 14524, 21786, 39941, 43572, 79882, 119823, 148871, 159764, 239646, 297742, 446613, 479292, 595484, 893226, 1637581, 1786452, 3275162, 4912743, 6550324, 9825486, 19650972]

約数ペア:

[(1, 19650972), (2, 9825486), (3, 6550324), (4, 4912743), (6, 3275162), (11, 1786452), (12, 1637581), (22, 893226), (33, 595484), (41, 479292), (44, 446613), (66, 297742), (82, 239646), (123, 159764), (132, 148871), (164, 119823), (246, 79882), (451, 43572), (492, 39941), (902, 21786), (1353, 14524), (1804, 10893), (2706, 7262), (3631, 5412)]