189797872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:902

約数の個数: 80

約数和(自身を含む): 424258560

約数和(自身を除く): 234460688

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 43, 44, 62, 86, 88, 124, 172, 176, 248, 341, 344, 473, 496, 682, 688, 809, 946, 1333, 1364, 1618, 1892, 2666, 2728, 3236, 3784, 5332, 5456, 6472, 7568, 8899, 10664, 12944, 14663, 17798, 21328, 25079, 29326, 34787, 35596, 50158, 58652, 69574, 71192, 100316, 117304, 139148, 142384, 200632, 234608, 275869, 278296, 382657, 401264, 551738, 556592, 765314, 1078397, 1103476, 1530628, 2156794, 2206952, 3061256, 4313588, 4413904, 6122512, 8627176, 11862367, 17254352, 23724734, 47449468, 94898936, 189797872]

約数ペア:

[(1, 189797872), (2, 94898936), (4, 47449468), (8, 23724734), (11, 17254352), (16, 11862367), (22, 8627176), (31, 6122512), (43, 4413904), (44, 4313588), (62, 3061256), (86, 2206952), (88, 2156794), (124, 1530628), (172, 1103476), (176, 1078397), (248, 765314), (341, 556592), (344, 551738), (473, 401264), (496, 382657), (682, 278296), (688, 275869), (809, 234608), (946, 200632), (1333, 142384), (1364, 139148), (1618, 117304), (1892, 100316), (2666, 71192), (2728, 69574), (3236, 58652), (3784, 50158), (5332, 35596), (5456, 34787), (6472, 29326), (7568, 25079), (8899, 21328), (10664, 17798), (12944, 14663)]