16920816

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 48449280

約数和(自身を除く): 31528464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 73, 88, 132, 146, 176, 219, 264, 292, 438, 439, 528, 584, 803, 876, 878, 1168, 1317, 1606, 1752, 1756, 2409, 2634, 3212, 3504, 3512, 4818, 4829, 5268, 6424, 7024, 9636, 9658, 10536, 12848, 14487, 19272, 19316, 21072, 28974, 32047, 38544, 38632, 57948, 64094, 77264, 96141, 115896, 128188, 192282, 231792, 256376, 352517, 384564, 512752, 705034, 769128, 1057551, 1410068, 1538256, 2115102, 2820136, 4230204, 5640272, 8460408, 16920816]

約数ペア:

[(1, 16920816), (2, 8460408), (3, 5640272), (4, 4230204), (6, 2820136), (8, 2115102), (11, 1538256), (12, 1410068), (16, 1057551), (22, 769128), (24, 705034), (33, 512752), (44, 384564), (48, 352517), (66, 256376), (73, 231792), (88, 192282), (132, 128188), (146, 115896), (176, 96141), (219, 77264), (264, 64094), (292, 57948), (438, 38632), (439, 38544), (528, 32047), (584, 28974), (803, 21072), (876, 19316), (878, 19272), (1168, 14487), (1317, 12848), (1606, 10536), (1752, 9658), (1756, 9636), (2409, 7024), (2634, 6424), (3212, 5268), (3504, 4829), (3512, 4818)]