20145171670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{334693}}^1$

素因数の和:335176

約数の個数: 32

約数和(自身を含む): 39135100032

約数和(自身を除く): 18989928362

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 463, 926, 2315, 4630, 6019, 12038, 30095, 60190, 334693, 669386, 1673465, 3346930, 4351009, 8702018, 21755045, 43510090, 154962859, 309925718, 774814295, 1549628590, 2014517167, 4029034334, 10072585835, 20145171670]

約数ペア:

[(1, 20145171670), (2, 10072585835), (5, 4029034334), (10, 2014517167), (13, 1549628590), (26, 774814295), (65, 309925718), (130, 154962859), (463, 43510090), (926, 21755045), (2315, 8702018), (4630, 4351009), (6019, 3346930), (12038, 1673465), (30095, 669386), (60190, 334693)]