19431576

素因数分解:

$2^3\times 3^4\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:366

約数の個数: 80

約数和(自身を含む): 55059840

約数和(自身を除く): 35628264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 157, 162, 191, 216, 314, 324, 382, 471, 573, 628, 648, 764, 942, 1146, 1256, 1413, 1528, 1719, 1884, 2292, 2826, 3438, 3768, 4239, 4584, 5157, 5652, 6876, 8478, 10314, 11304, 12717, 13752, 15471, 16956, 20628, 25434, 29987, 30942, 33912, 41256, 50868, 59974, 61884, 89961, 101736, 119948, 123768, 179922, 239896, 269883, 359844, 539766, 719688, 809649, 1079532, 1619298, 2159064, 2428947, 3238596, 4857894, 6477192, 9715788, 19431576]

約数ペア:

[(1, 19431576), (2, 9715788), (3, 6477192), (4, 4857894), (6, 3238596), (8, 2428947), (9, 2159064), (12, 1619298), (18, 1079532), (24, 809649), (27, 719688), (36, 539766), (54, 359844), (72, 269883), (81, 239896), (108, 179922), (157, 123768), (162, 119948), (191, 101736), (216, 89961), (314, 61884), (324, 59974), (382, 50868), (471, 41256), (573, 33912), (628, 30942), (648, 29987), (764, 25434), (942, 20628), (1146, 16956), (1256, 15471), (1413, 13752), (1528, 12717), (1719, 11304), (1884, 10314), (2292, 8478), (2826, 6876), (3438, 5652), (3768, 5157), (4239, 4584)]