19860358

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 36115200

約数和(自身を除く): 16254842

約数列:

[1, 2, 7, 14, 19, 38, 133, 197, 266, 379, 394, 758, 1379, 2653, 2758, 3743, 5306, 7201, 7486, 14402, 26201, 50407, 52402, 74663, 100814, 149326, 522641, 1045282, 1418597, 2837194, 9930179, 19860358]

約数ペア:

[(1, 19860358), (2, 9930179), (7, 2837194), (14, 1418597), (19, 1045282), (38, 522641), (133, 149326), (197, 100814), (266, 74663), (379, 52402), (394, 50407), (758, 26201), (1379, 14402), (2653, 7486), (2758, 7201), (3743, 5306)]