19972832

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2467}}^1$

素因数の和:2511

約数の個数: 48

約数和(自身を含む): 44779392

約数和(自身を除く): 24806560

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 88, 92, 176, 184, 253, 352, 368, 506, 736, 1012, 2024, 2467, 4048, 4934, 8096, 9868, 19736, 27137, 39472, 54274, 56741, 78944, 108548, 113482, 217096, 226964, 434192, 453928, 624151, 868384, 907856, 1248302, 1815712, 2496604, 4993208, 9986416, 19972832]

約数ペア:

[(1, 19972832), (2, 9986416), (4, 4993208), (8, 2496604), (11, 1815712), (16, 1248302), (22, 907856), (23, 868384), (32, 624151), (44, 453928), (46, 434192), (88, 226964), (92, 217096), (176, 113482), (184, 108548), (253, 78944), (352, 56741), (368, 54274), (506, 39472), (736, 27137), (1012, 19736), (2024, 9868), (2467, 8096), (4048, 4934)]