19075472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{313}}^1$

素因数の和:627

約数の個数: 40

約数和(自身を含む): 40065144

約数和(自身を除く): 20989672

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 293, 313, 586, 626, 1172, 1252, 2344, 2504, 3809, 4069, 4688, 5008, 7618, 8138, 15236, 16276, 30472, 32552, 60944, 65104, 91709, 183418, 366836, 733672, 1192217, 1467344, 2384434, 4768868, 9537736, 19075472]

約数ペア:

[(1, 19075472), (2, 9537736), (4, 4768868), (8, 2384434), (13, 1467344), (16, 1192217), (26, 733672), (52, 366836), (104, 183418), (208, 91709), (293, 65104), (313, 60944), (586, 32552), (626, 30472), (1172, 16276), (1252, 15236), (2344, 8138), (2504, 7618), (3809, 5008), (4069, 4688)]