20184162555

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1\times {\mathrm{3593}}^1$

素因数の和:4500

約数の個数: 64

約数和(自身を含む): 35523671040

約数和(自身を除く): 15339508485

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 857, 1311, 2185, 2571, 3593, 4285, 6555, 10779, 12855, 16283, 17965, 19711, 48849, 53895, 59133, 68267, 81415, 82639, 98555, 204801, 244245, 247917, 295665, 341335, 374509, 413195, 1024005, 1123527, 1239585, 1570141, 1872545, 3079201, 4710423, 5617635, 7850705, 9237603, 15396005, 23552115, 46188015, 58504819, 70821623, 175514457, 212464869, 292524095, 354108115, 877572285, 1062324345, 1345610837, 4036832511, 6728054185, 20184162555]

約数ペア:

[(1, 20184162555), (3, 6728054185), (5, 4036832511), (15, 1345610837), (19, 1062324345), (23, 877572285), (57, 354108115), (69, 292524095), (95, 212464869), (115, 175514457), (285, 70821623), (345, 58504819), (437, 46188015), (857, 23552115), (1311, 15396005), (2185, 9237603), (2571, 7850705), (3593, 5617635), (4285, 4710423), (6555, 3079201), (10779, 1872545), (12855, 1570141), (16283, 1239585), (17965, 1123527), (19711, 1024005), (48849, 413195), (53895, 374509), (59133, 341335), (68267, 295665), (81415, 247917), (82639, 244245), (98555, 204801)]