20373984

素因数分解:

$2^5\times 3^3\times {\mathrm{23581}}^1$

素因数の和:23600

約数の個数: 48

約数和(自身を含む): 59426640

約数和(自身を除く): 39052656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 23581, 47162, 70743, 94324, 141486, 188648, 212229, 282972, 377296, 424458, 565944, 636687, 754592, 848916, 1131888, 1273374, 1697832, 2263776, 2546748, 3395664, 5093496, 6791328, 10186992, 20373984]

約数ペア:

[(1, 20373984), (2, 10186992), (3, 6791328), (4, 5093496), (6, 3395664), (8, 2546748), (9, 2263776), (12, 1697832), (16, 1273374), (18, 1131888), (24, 848916), (27, 754592), (32, 636687), (36, 565944), (48, 424458), (54, 377296), (72, 282972), (96, 212229), (108, 188648), (144, 141486), (216, 94324), (288, 70743), (432, 47162), (864, 23581)]