15119728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:641

約数の個数: 40

約数和(自身を含む): 31817408

約数和(自身を除く): 16697680

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 157, 208, 314, 463, 628, 926, 1256, 1852, 2041, 2512, 3704, 4082, 6019, 7408, 8164, 12038, 16328, 24076, 32656, 48152, 72691, 96304, 145382, 290764, 581528, 944983, 1163056, 1889966, 3779932, 7559864, 15119728]

約数ペア:

[(1, 15119728), (2, 7559864), (4, 3779932), (8, 1889966), (13, 1163056), (16, 944983), (26, 581528), (52, 290764), (104, 145382), (157, 96304), (208, 72691), (314, 48152), (463, 32656), (628, 24076), (926, 16328), (1256, 12038), (1852, 8164), (2041, 7408), (2512, 6019), (3704, 4082)]