18630976

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:496

約数の個数: 84

約数和(自身を含む): 46416468

約数和(自身を除く): 27785492

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 448, 457, 637, 728, 784, 832, 914, 1274, 1456, 1568, 1828, 2548, 2912, 3136, 3199, 3656, 5096, 5824, 5941, 6398, 7312, 10192, 11882, 12796, 14624, 20384, 22393, 23764, 25592, 29248, 40768, 41587, 44786, 47528, 51184, 83174, 89572, 95056, 102368, 166348, 179144, 190112, 204736, 291109, 332696, 358288, 380224, 582218, 665392, 716576, 1164436, 1330784, 1433152, 2328872, 2661568, 4657744, 9315488, 18630976]

約数ペア:

[(1, 18630976), (2, 9315488), (4, 4657744), (7, 2661568), (8, 2328872), (13, 1433152), (14, 1330784), (16, 1164436), (26, 716576), (28, 665392), (32, 582218), (49, 380224), (52, 358288), (56, 332696), (64, 291109), (91, 204736), (98, 190112), (104, 179144), (112, 166348), (182, 102368), (196, 95056), (208, 89572), (224, 83174), (364, 51184), (392, 47528), (416, 44786), (448, 41587), (457, 40768), (637, 29248), (728, 25592), (784, 23764), (832, 22393), (914, 20384), (1274, 14624), (1456, 12796), (1568, 11882), (1828, 10192), (2548, 7312), (2912, 6398), (3136, 5941), (3199, 5824), (3656, 5096)]