26318686

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 44478720

約数和(自身を除く): 18160034

約数列:

[1, 2, 17, 19, 34, 38, 131, 262, 311, 323, 622, 646, 2227, 2489, 4454, 4978, 5287, 5909, 10574, 11818, 40741, 42313, 81482, 84626, 100453, 200906, 692597, 774079, 1385194, 1548158, 13159343, 26318686]

約数ペア:

[(1, 26318686), (2, 13159343), (17, 1548158), (19, 1385194), (34, 774079), (38, 692597), (131, 200906), (262, 100453), (311, 84626), (323, 81482), (622, 42313), (646, 40741), (2227, 11818), (2489, 10574), (4454, 5909), (4978, 5287)]