19842810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{613}}^1$

素因数の和:719

約数の個数: 64

約数和(自身を含む): 51988608

約数和(自身を除く): 32145798

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 83, 130, 166, 195, 249, 390, 415, 498, 613, 830, 1079, 1226, 1245, 1839, 2158, 2490, 3065, 3237, 3678, 5395, 6130, 6474, 7969, 9195, 10790, 15938, 16185, 18390, 23907, 32370, 39845, 47814, 50879, 79690, 101758, 119535, 152637, 239070, 254395, 305274, 508790, 661427, 763185, 1322854, 1526370, 1984281, 3307135, 3968562, 6614270, 9921405, 19842810]

約数ペア:

[(1, 19842810), (2, 9921405), (3, 6614270), (5, 3968562), (6, 3307135), (10, 1984281), (13, 1526370), (15, 1322854), (26, 763185), (30, 661427), (39, 508790), (65, 305274), (78, 254395), (83, 239070), (130, 152637), (166, 119535), (195, 101758), (249, 79690), (390, 50879), (415, 47814), (498, 39845), (613, 32370), (830, 23907), (1079, 18390), (1226, 16185), (1245, 15938), (1839, 10790), (2158, 9195), (2490, 7969), (3065, 6474), (3237, 6130), (3678, 5395)]