19139456

素因数分解:

$2^7\times 7^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:583

約数の個数: 64

約数和(自身を含む): 44724960

約数和(自身を除く): 25585504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 128, 164, 224, 287, 328, 448, 521, 574, 656, 896, 1042, 1148, 1312, 2084, 2296, 2624, 3647, 4168, 4592, 5248, 7294, 8336, 9184, 14588, 16672, 18368, 21361, 29176, 33344, 36736, 42722, 58352, 66688, 85444, 116704, 149527, 170888, 233408, 299054, 341776, 466816, 598108, 683552, 1196216, 1367104, 2392432, 2734208, 4784864, 9569728, 19139456]

約数ペア:

[(1, 19139456), (2, 9569728), (4, 4784864), (7, 2734208), (8, 2392432), (14, 1367104), (16, 1196216), (28, 683552), (32, 598108), (41, 466816), (56, 341776), (64, 299054), (82, 233408), (112, 170888), (128, 149527), (164, 116704), (224, 85444), (287, 66688), (328, 58352), (448, 42722), (521, 36736), (574, 33344), (656, 29176), (896, 21361), (1042, 18368), (1148, 16672), (1312, 14588), (2084, 9184), (2296, 8336), (2624, 7294), (3647, 5248), (4168, 4592)]