18336128

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{4621}}^1$

素因数の和:4666

約数の個数: 32

約数和(自身を含む): 37715520

約数和(自身を除く): 19379392

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 4621, 9242, 18484, 36968, 73936, 143251, 147872, 286502, 295744, 573004, 591488, 1146008, 2292016, 4584032, 9168064, 18336128]

約数ペア:

[(1, 18336128), (2, 9168064), (4, 4584032), (8, 2292016), (16, 1146008), (31, 591488), (32, 573004), (62, 295744), (64, 286502), (124, 147872), (128, 143251), (248, 73936), (496, 36968), (992, 18484), (1984, 9242), (3968, 4621)]