18031872

素因数分解:

$2^8\times 3^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 49006944

約数和(自身を除く): 30975072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 128, 159, 192, 212, 256, 318, 384, 424, 443, 636, 768, 848, 886, 1272, 1329, 1696, 1772, 2544, 2658, 3392, 3544, 5088, 5316, 6784, 7088, 10176, 10632, 13568, 14176, 20352, 21264, 23479, 28352, 40704, 42528, 46958, 56704, 70437, 85056, 93916, 113408, 140874, 170112, 187832, 281748, 340224, 375664, 563496, 751328, 1126992, 1502656, 2253984, 3005312, 4507968, 6010624, 9015936, 18031872]

約数ペア:

[(1, 18031872), (2, 9015936), (3, 6010624), (4, 4507968), (6, 3005312), (8, 2253984), (12, 1502656), (16, 1126992), (24, 751328), (32, 563496), (48, 375664), (53, 340224), (64, 281748), (96, 187832), (106, 170112), (128, 140874), (159, 113408), (192, 93916), (212, 85056), (256, 70437), (318, 56704), (384, 46958), (424, 42528), (443, 40704), (636, 28352), (768, 23479), (848, 21264), (886, 20352), (1272, 14176), (1329, 13568), (1696, 10632), (1772, 10176), (2544, 7088), (2658, 6784), (3392, 5316), (3544, 5088)]