19498232

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3989}}^1$

素因数の和:4055

約数の個数: 32

約数和(自身を含む): 40219200

約数和(自身を除く): 20720968

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 3989, 4888, 7978, 15956, 31912, 51857, 103714, 187483, 207428, 374966, 414856, 749932, 1499864, 2437279, 4874558, 9749116, 19498232]

約数ペア:

[(1, 19498232), (2, 9749116), (4, 4874558), (8, 2437279), (13, 1499864), (26, 749932), (47, 414856), (52, 374966), (94, 207428), (104, 187483), (188, 103714), (376, 51857), (611, 31912), (1222, 15956), (2444, 7978), (3989, 4888)]