19346690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 39070080

約数和(自身を除く): 19723390

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 121, 242, 271, 295, 542, 590, 605, 649, 1210, 1298, 1355, 2710, 2981, 3245, 5962, 6490, 7139, 14278, 14905, 15989, 29810, 31978, 32791, 35695, 65582, 71390, 79945, 159890, 163955, 175879, 327910, 351758, 879395, 1758790, 1934669, 3869338, 9673345, 19346690]

約数ペア:

[(1, 19346690), (2, 9673345), (5, 3869338), (10, 1934669), (11, 1758790), (22, 879395), (55, 351758), (59, 327910), (110, 175879), (118, 163955), (121, 159890), (242, 79945), (271, 71390), (295, 65582), (542, 35695), (590, 32791), (605, 31978), (649, 29810), (1210, 15989), (1298, 14905), (1355, 14278), (2710, 7139), (2981, 6490), (3245, 5962)]