18647070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 48686400

約数和(自身を除く): 30039330

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 137, 195, 274, 349, 390, 411, 685, 698, 822, 1047, 1370, 1745, 1781, 2055, 2094, 3490, 3562, 4110, 4537, 5235, 5343, 8905, 9074, 10470, 10686, 13611, 17810, 22685, 26715, 27222, 45370, 47813, 53430, 68055, 95626, 136110, 143439, 239065, 286878, 478130, 621569, 717195, 1243138, 1434390, 1864707, 3107845, 3729414, 6215690, 9323535, 18647070]

約数ペア:

[(1, 18647070), (2, 9323535), (3, 6215690), (5, 3729414), (6, 3107845), (10, 1864707), (13, 1434390), (15, 1243138), (26, 717195), (30, 621569), (39, 478130), (65, 286878), (78, 239065), (130, 143439), (137, 136110), (195, 95626), (274, 68055), (349, 53430), (390, 47813), (411, 45370), (685, 27222), (698, 26715), (822, 22685), (1047, 17810), (1370, 13611), (1745, 10686), (1781, 10470), (2055, 9074), (2094, 8905), (3490, 5343), (3562, 5235), (4110, 4537)]