19270895

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 28366848

約数和(自身を除く): 9095953

約数列:

[1, 5, 7, 23, 35, 37, 115, 161, 185, 259, 647, 805, 851, 1295, 3235, 4255, 4529, 5957, 14881, 22645, 23939, 29785, 74405, 104167, 119695, 167573, 520835, 550597, 837865, 2752985, 3854179, 19270895]

約数ペア:

[(1, 19270895), (5, 3854179), (7, 2752985), (23, 837865), (35, 550597), (37, 520835), (115, 167573), (161, 119695), (185, 104167), (259, 74405), (647, 29785), (805, 23939), (851, 22645), (1295, 14881), (3235, 5957), (4255, 4529)]