18936448

素因数分解:

$2^7\times {\mathrm{239}}^1\times {\mathrm{619}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 37944000

約数和(自身を除く): 19007552

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 239, 478, 619, 956, 1238, 1912, 2476, 3824, 4952, 7648, 9904, 15296, 19808, 30592, 39616, 79232, 147941, 295882, 591764, 1183528, 2367056, 4734112, 9468224, 18936448]

約数ペア:

[(1, 18936448), (2, 9468224), (4, 4734112), (8, 2367056), (16, 1183528), (32, 591764), (64, 295882), (128, 147941), (239, 79232), (478, 39616), (619, 30592), (956, 19808), (1238, 15296), (1912, 9904), (2476, 7648), (3824, 4952)]