18951246

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 80

約数和(自身を含む): 45999360

約数和(自身を除く): 27048114

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 47, 54, 57, 81, 94, 114, 131, 141, 162, 171, 262, 282, 342, 393, 423, 513, 786, 846, 893, 1026, 1179, 1269, 1539, 1786, 2358, 2489, 2538, 2679, 3078, 3537, 3807, 4978, 5358, 6157, 7074, 7467, 7614, 8037, 10611, 12314, 14934, 16074, 18471, 21222, 22401, 24111, 36942, 44802, 48222, 55413, 67203, 72333, 110826, 116983, 134406, 144666, 166239, 201609, 233966, 332478, 350949, 403218, 498717, 701898, 997434, 1052847, 2105694, 3158541, 6317082, 9475623, 18951246]

約数ペア:

[(1, 18951246), (2, 9475623), (3, 6317082), (6, 3158541), (9, 2105694), (18, 1052847), (19, 997434), (27, 701898), (38, 498717), (47, 403218), (54, 350949), (57, 332478), (81, 233966), (94, 201609), (114, 166239), (131, 144666), (141, 134406), (162, 116983), (171, 110826), (262, 72333), (282, 67203), (342, 55413), (393, 48222), (423, 44802), (513, 36942), (786, 24111), (846, 22401), (893, 21222), (1026, 18471), (1179, 16074), (1269, 14934), (1539, 12314), (1786, 10611), (2358, 8037), (2489, 7614), (2538, 7467), (2679, 7074), (3078, 6157), (3537, 5358), (3807, 4978)]