26128496

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1409}}^1$

素因数の和:1497

約数の個数: 40

約数和(自身を含む): 54200400

約数和(自身を除く): 28071904

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 1409, 2318, 2818, 4636, 5636, 9272, 11272, 18544, 22544, 26771, 53542, 85949, 107084, 171898, 214168, 343796, 428336, 687592, 1375184, 1633031, 3266062, 6532124, 13064248, 26128496]

約数ペア:

[(1, 26128496), (2, 13064248), (4, 6532124), (8, 3266062), (16, 1633031), (19, 1375184), (38, 687592), (61, 428336), (76, 343796), (122, 214168), (152, 171898), (244, 107084), (304, 85949), (488, 53542), (976, 26771), (1159, 22544), (1409, 18544), (2318, 11272), (2818, 9272), (4636, 5636)]