18056570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 39315456

約数和(自身を除く): 21258886

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 53, 62, 70, 106, 155, 157, 217, 265, 310, 314, 371, 434, 530, 742, 785, 1085, 1099, 1570, 1643, 1855, 2170, 2198, 3286, 3710, 4867, 5495, 8215, 8321, 9734, 10990, 11501, 16430, 16642, 23002, 24335, 34069, 41605, 48670, 57505, 58247, 68138, 83210, 115010, 116494, 170345, 257951, 291235, 340690, 515902, 582470, 1289755, 1805657, 2579510, 3611314, 9028285, 18056570]

約数ペア:

[(1, 18056570), (2, 9028285), (5, 3611314), (7, 2579510), (10, 1805657), (14, 1289755), (31, 582470), (35, 515902), (53, 340690), (62, 291235), (70, 257951), (106, 170345), (155, 116494), (157, 115010), (217, 83210), (265, 68138), (310, 58247), (314, 57505), (371, 48670), (434, 41605), (530, 34069), (742, 24335), (785, 23002), (1085, 16642), (1099, 16430), (1570, 11501), (1643, 10990), (1855, 9734), (2170, 8321), (2198, 8215), (3286, 5495), (3710, 4867)]