818702932

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20441}}^1$

素因数の和:20512

約数の個数: 48

約数和(自身を含む): 1648442880

約数和(自身を除く): 829739948

約数列:

[1, 2, 4, 17, 19, 31, 34, 38, 62, 68, 76, 124, 323, 527, 589, 646, 1054, 1178, 1292, 2108, 2356, 10013, 20026, 20441, 40052, 40882, 81764, 347497, 388379, 633671, 694994, 776758, 1267342, 1389988, 1553516, 2534684, 6602443, 10772407, 12039749, 13204886, 21544814, 24079498, 26409772, 43089628, 48158996, 204675733, 409351466, 818702932]

約数ペア:

[(1, 818702932), (2, 409351466), (4, 204675733), (17, 48158996), (19, 43089628), (31, 26409772), (34, 24079498), (38, 21544814), (62, 13204886), (68, 12039749), (76, 10772407), (124, 6602443), (323, 2534684), (527, 1553516), (589, 1389988), (646, 1267342), (1054, 776758), (1178, 694994), (1292, 633671), (2108, 388379), (2356, 347497), (10013, 81764), (20026, 40882), (20441, 40052)]