20148016

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:882

約数の個数: 60

約数和(自身を含む): 46931520

約数和(自身を除く): 26783504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 392, 434, 496, 784, 829, 868, 1519, 1658, 1736, 3038, 3316, 3472, 5803, 6076, 6632, 11606, 12152, 13264, 23212, 24304, 25699, 40621, 46424, 51398, 81242, 92848, 102796, 162484, 179893, 205592, 324968, 359786, 411184, 649936, 719572, 1259251, 1439144, 2518502, 2878288, 5037004, 10074008, 20148016]

約数ペア:

[(1, 20148016), (2, 10074008), (4, 5037004), (7, 2878288), (8, 2518502), (14, 1439144), (16, 1259251), (28, 719572), (31, 649936), (49, 411184), (56, 359786), (62, 324968), (98, 205592), (112, 179893), (124, 162484), (196, 102796), (217, 92848), (248, 81242), (392, 51398), (434, 46424), (496, 40621), (784, 25699), (829, 24304), (868, 23212), (1519, 13264), (1658, 12152), (1736, 11606), (3038, 6632), (3316, 6076), (3472, 5803)]