20932275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3067}}^1$

素因数の和:3100

約数の個数: 48

約数和(自身を含む): 42608384

約数和(自身を除く): 21676109

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 175, 195, 273, 325, 455, 525, 975, 1365, 2275, 3067, 6825, 9201, 15335, 21469, 39871, 46005, 64407, 76675, 107345, 119613, 199355, 230025, 279097, 322035, 536725, 598065, 837291, 996775, 1395485, 1610175, 2990325, 4186455, 6977425, 20932275]

約数ペア:

[(1, 20932275), (3, 6977425), (5, 4186455), (7, 2990325), (13, 1610175), (15, 1395485), (21, 996775), (25, 837291), (35, 598065), (39, 536725), (65, 322035), (75, 279097), (91, 230025), (105, 199355), (175, 119613), (195, 107345), (273, 76675), (325, 64407), (455, 46005), (525, 39871), (975, 21469), (1365, 15335), (2275, 9201), (3067, 6825)]