15919910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3643}}^1$

素因数の和:3692

約数の個数: 32

約数和(自身を含む): 31484160

約数和(自身を除く): 15564250

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 3643, 4370, 7286, 18215, 36430, 69217, 83789, 138434, 167578, 346085, 418945, 692170, 837890, 1591991, 3183982, 7959955, 15919910]

約数ペア:

[(1, 15919910), (2, 7959955), (5, 3183982), (10, 1591991), (19, 837890), (23, 692170), (38, 418945), (46, 346085), (95, 167578), (115, 138434), (190, 83789), (230, 69217), (437, 36430), (874, 18215), (2185, 7286), (3643, 4370)]