72451978

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{4363}}^1$

素因数の和:4426

約数の個数: 24

約数和(自身を含む): 119713248

約数和(自身を除く): 47261270

約数列:

[1, 2, 19, 23, 38, 46, 361, 437, 722, 874, 4363, 8303, 8726, 16606, 82897, 100349, 165794, 200698, 1575043, 1906631, 3150086, 3813262, 36225989, 72451978]

約数ペア:

[(1, 72451978), (2, 36225989), (19, 3813262), (23, 3150086), (38, 1906631), (46, 1575043), (361, 200698), (437, 165794), (722, 100349), (874, 82897), (4363, 16606), (8303, 8726)]