19850463978

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{71983}}^1$

素因数の和:72107

約数の個数: 64

約数和(自身を含む): 43535923200

約数和(自身を除く): 23685459222

約数列:

[1, 2, 3, 6, 19, 38, 41, 57, 59, 82, 114, 118, 123, 177, 246, 354, 779, 1121, 1558, 2242, 2337, 2419, 3363, 4674, 4838, 6726, 7257, 14514, 45961, 71983, 91922, 137883, 143966, 215949, 275766, 431898, 1367677, 2735354, 2951303, 4103031, 4246997, 5902606, 8206062, 8493994, 8853909, 12740991, 17707818, 25481982, 56074757, 80692943, 112149514, 161385886, 168224271, 174126877, 242078829, 336448542, 348253754, 484157658, 522380631, 1044761262, 3308410663, 6616821326, 9925231989, 19850463978]

約数ペア:

[(1, 19850463978), (2, 9925231989), (3, 6616821326), (6, 3308410663), (19, 1044761262), (38, 522380631), (41, 484157658), (57, 348253754), (59, 336448542), (82, 242078829), (114, 174126877), (118, 168224271), (123, 161385886), (177, 112149514), (246, 80692943), (354, 56074757), (779, 25481982), (1121, 17707818), (1558, 12740991), (2242, 8853909), (2337, 8493994), (2419, 8206062), (3363, 5902606), (4674, 4246997), (4838, 4103031), (6726, 2951303), (7257, 2735354), (14514, 1367677), (45961, 431898), (71983, 275766), (91922, 215949), (137883, 143966)]