18908946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:196

約数の個数: 96

約数和(自身を含む): 49840128

約数和(自身を除く): 30931182

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 47, 62, 63, 93, 94, 103, 126, 141, 186, 206, 217, 279, 282, 309, 329, 423, 434, 558, 618, 651, 658, 721, 846, 927, 987, 1302, 1442, 1457, 1854, 1953, 1974, 2163, 2914, 2961, 3193, 3906, 4326, 4371, 4841, 5922, 6386, 6489, 8742, 9579, 9682, 10199, 12978, 13113, 14523, 19158, 20398, 22351, 26226, 28737, 29046, 30597, 33887, 43569, 44702, 57474, 61194, 67053, 67774, 87138, 91791, 101661, 134106, 150071, 183582, 201159, 203322, 300142, 304983, 402318, 450213, 609966, 900426, 1050497, 1350639, 2100994, 2701278, 3151491, 6302982, 9454473, 18908946]

約数ペア:

[(1, 18908946), (2, 9454473), (3, 6302982), (6, 3151491), (7, 2701278), (9, 2100994), (14, 1350639), (18, 1050497), (21, 900426), (31, 609966), (42, 450213), (47, 402318), (62, 304983), (63, 300142), (93, 203322), (94, 201159), (103, 183582), (126, 150071), (141, 134106), (186, 101661), (206, 91791), (217, 87138), (279, 67774), (282, 67053), (309, 61194), (329, 57474), (423, 44702), (434, 43569), (558, 33887), (618, 30597), (651, 29046), (658, 28737), (721, 26226), (846, 22351), (927, 20398), (987, 19158), (1302, 14523), (1442, 13113), (1457, 12978), (1854, 10199), (1953, 9682), (1974, 9579), (2163, 8742), (2914, 6489), (2961, 6386), (3193, 5922), (3906, 4841), (4326, 4371)]