19427072

素因数分解:

$2^8\times 7^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 45671136

約数和(自身を除く): 26244064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 256, 259, 293, 296, 448, 518, 586, 592, 896, 1036, 1172, 1184, 1792, 2051, 2072, 2344, 2368, 4102, 4144, 4688, 4736, 8204, 8288, 9376, 9472, 10841, 16408, 16576, 18752, 21682, 32816, 33152, 37504, 43364, 65632, 66304, 75008, 75887, 86728, 131264, 151774, 173456, 262528, 303548, 346912, 525056, 607096, 693824, 1214192, 1387648, 2428384, 2775296, 4856768, 9713536, 19427072]

約数ペア:

[(1, 19427072), (2, 9713536), (4, 4856768), (7, 2775296), (8, 2428384), (14, 1387648), (16, 1214192), (28, 693824), (32, 607096), (37, 525056), (56, 346912), (64, 303548), (74, 262528), (112, 173456), (128, 151774), (148, 131264), (224, 86728), (256, 75887), (259, 75008), (293, 66304), (296, 65632), (448, 43364), (518, 37504), (586, 33152), (592, 32816), (896, 21682), (1036, 18752), (1172, 16576), (1184, 16408), (1792, 10841), (2051, 9472), (2072, 9376), (2344, 8288), (2368, 8204), (4102, 4736), (4144, 4688)]