19412118832

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{972941}}^1$

素因数の和:973021

約数の個数: 40

約数和(自身を含む): 39812786640

約数和(自身を除く): 20400667808

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 172, 232, 344, 464, 688, 1247, 2494, 4988, 9976, 19952, 972941, 1945882, 3891764, 7783528, 15567056, 28215289, 41836463, 56430578, 83672926, 112861156, 167345852, 225722312, 334691704, 451444624, 669383408, 1213257427, 2426514854, 4853029708, 9706059416, 19412118832]

約数ペア:

[(1, 19412118832), (2, 9706059416), (4, 4853029708), (8, 2426514854), (16, 1213257427), (29, 669383408), (43, 451444624), (58, 334691704), (86, 225722312), (116, 167345852), (172, 112861156), (232, 83672926), (344, 56430578), (464, 41836463), (688, 28215289), (1247, 15567056), (2494, 7783528), (4988, 3891764), (9976, 1945882), (19952, 972941)]