18847616

素因数分解:

$2^7\times {\mathrm{229}}^1\times {\mathrm{643}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 37770600

約数和(自身を除く): 18922984

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 229, 458, 643, 916, 1286, 1832, 2572, 3664, 5144, 7328, 10288, 14656, 20576, 29312, 41152, 82304, 147247, 294494, 588988, 1177976, 2355952, 4711904, 9423808, 18847616]

約数ペア:

[(1, 18847616), (2, 9423808), (4, 4711904), (8, 2355952), (16, 1177976), (32, 588988), (64, 294494), (128, 147247), (229, 82304), (458, 41152), (643, 29312), (916, 20576), (1286, 14656), (1832, 10288), (2572, 7328), (3664, 5144)]