19041690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:591

約数の個数: 64

約数和(自身を含む): 48470400

約数和(自身を除く): 29428710

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 43, 58, 86, 87, 129, 145, 174, 215, 258, 290, 430, 435, 509, 645, 870, 1018, 1247, 1290, 1527, 2494, 2545, 3054, 3741, 5090, 6235, 7482, 7635, 12470, 14761, 15270, 18705, 21887, 29522, 37410, 43774, 44283, 65661, 73805, 88566, 109435, 131322, 147610, 218870, 221415, 328305, 442830, 634723, 656610, 1269446, 1904169, 3173615, 3808338, 6347230, 9520845, 19041690]

約数ペア:

[(1, 19041690), (2, 9520845), (3, 6347230), (5, 3808338), (6, 3173615), (10, 1904169), (15, 1269446), (29, 656610), (30, 634723), (43, 442830), (58, 328305), (86, 221415), (87, 218870), (129, 147610), (145, 131322), (174, 109435), (215, 88566), (258, 73805), (290, 65661), (430, 44283), (435, 43774), (509, 37410), (645, 29522), (870, 21887), (1018, 18705), (1247, 15270), (1290, 14761), (1527, 12470), (2494, 7635), (2545, 7482), (3054, 6235), (3741, 5090)]