19508176

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1063}}^1$

素因数の和:1139

約数の個数: 40

約数和(自身を含む): 40108544

約数和(自身を除く): 20600368

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 148, 248, 296, 496, 592, 1063, 1147, 2126, 2294, 4252, 4588, 8504, 9176, 17008, 18352, 32953, 39331, 65906, 78662, 131812, 157324, 263624, 314648, 527248, 629296, 1219261, 2438522, 4877044, 9754088, 19508176]

約数ペア:

[(1, 19508176), (2, 9754088), (4, 4877044), (8, 2438522), (16, 1219261), (31, 629296), (37, 527248), (62, 314648), (74, 263624), (124, 157324), (148, 131812), (248, 78662), (296, 65906), (496, 39331), (592, 32953), (1063, 18352), (1147, 17008), (2126, 9176), (2294, 8504), (4252, 4588)]