19813096

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 38374560

約数和(自身を除く): 18561464

約数列:

[1, 2, 4, 8, 53, 83, 106, 166, 212, 332, 424, 563, 664, 1126, 2252, 4399, 4504, 8798, 17596, 29839, 35192, 46729, 59678, 93458, 119356, 186916, 238712, 373832, 2476637, 4953274, 9906548, 19813096]

約数ペア:

[(1, 19813096), (2, 9906548), (4, 4953274), (8, 2476637), (53, 373832), (83, 238712), (106, 186916), (166, 119356), (212, 93458), (332, 59678), (424, 46729), (563, 35192), (664, 29839), (1126, 17596), (2252, 8798), (4399, 4504)]