19610816888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{23957}}^1$

素因数の和:24456

約数の個数: 64

約数和(自身を含む): 42020415360

約数和(自身を除く): 22409598472

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 463, 884, 926, 1768, 1852, 3704, 6019, 7871, 12038, 15742, 23957, 24076, 31484, 47914, 48152, 62968, 95828, 102323, 191656, 204646, 311441, 407269, 409292, 622882, 814538, 818584, 1245764, 1629076, 2491528, 3258152, 5294497, 10588994, 11092091, 21177988, 22184182, 42355976, 44368364, 88736728, 144197183, 188565547, 288394366, 377131094, 576788732, 754262188, 1153577464, 1508524376, 2451352111, 4902704222, 9805408444, 19610816888]

約数ペア:

[(1, 19610816888), (2, 9805408444), (4, 4902704222), (8, 2451352111), (13, 1508524376), (17, 1153577464), (26, 754262188), (34, 576788732), (52, 377131094), (68, 288394366), (104, 188565547), (136, 144197183), (221, 88736728), (442, 44368364), (463, 42355976), (884, 22184182), (926, 21177988), (1768, 11092091), (1852, 10588994), (3704, 5294497), (6019, 3258152), (7871, 2491528), (12038, 1629076), (15742, 1245764), (23957, 818584), (24076, 814538), (31484, 622882), (47914, 409292), (48152, 407269), (62968, 311441), (95828, 204646), (102323, 191656)]