19736416

素因数分解:

$2^5\times 7^2\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:372

約数の個数: 72

約数和(自身を含む): 46453176

約数和(自身を除く): 26716760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 82, 98, 112, 164, 196, 224, 287, 307, 328, 392, 574, 614, 656, 784, 1148, 1228, 1312, 1568, 2009, 2149, 2296, 2456, 4018, 4298, 4592, 4912, 8036, 8596, 9184, 9824, 12587, 15043, 16072, 17192, 25174, 30086, 32144, 34384, 50348, 60172, 64288, 68768, 88109, 100696, 120344, 176218, 201392, 240688, 352436, 402784, 481376, 616763, 704872, 1233526, 1409744, 2467052, 2819488, 4934104, 9868208, 19736416]

約数ペア:

[(1, 19736416), (2, 9868208), (4, 4934104), (7, 2819488), (8, 2467052), (14, 1409744), (16, 1233526), (28, 704872), (32, 616763), (41, 481376), (49, 402784), (56, 352436), (82, 240688), (98, 201392), (112, 176218), (164, 120344), (196, 100696), (224, 88109), (287, 68768), (307, 64288), (328, 60172), (392, 50348), (574, 34384), (614, 32144), (656, 30086), (784, 25174), (1148, 17192), (1228, 16072), (1312, 15043), (1568, 12587), (2009, 9824), (2149, 9184), (2296, 8596), (2456, 8036), (4018, 4912), (4298, 4592)]