18540210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 48408192

約数和(自身を除く): 29867982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 137, 195, 274, 347, 390, 411, 685, 694, 822, 1041, 1370, 1735, 1781, 2055, 2082, 3470, 3562, 4110, 4511, 5205, 5343, 8905, 9022, 10410, 10686, 13533, 17810, 22555, 26715, 27066, 45110, 47539, 53430, 67665, 95078, 135330, 142617, 237695, 285234, 475390, 618007, 713085, 1236014, 1426170, 1854021, 3090035, 3708042, 6180070, 9270105, 18540210]

約数ペア:

[(1, 18540210), (2, 9270105), (3, 6180070), (5, 3708042), (6, 3090035), (10, 1854021), (13, 1426170), (15, 1236014), (26, 713085), (30, 618007), (39, 475390), (65, 285234), (78, 237695), (130, 142617), (137, 135330), (195, 95078), (274, 67665), (347, 53430), (390, 47539), (411, 45110), (685, 27066), (694, 26715), (822, 22555), (1041, 17810), (1370, 13533), (1735, 10686), (1781, 10410), (2055, 9022), (2082, 8905), (3470, 5343), (3562, 5205), (4110, 4511)]