19402392

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 51112800

約数和(自身を除く): 31710408

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 61, 87, 116, 122, 174, 183, 232, 244, 348, 366, 457, 488, 696, 732, 914, 1371, 1464, 1769, 1828, 2742, 3538, 3656, 5307, 5484, 7076, 10614, 10968, 13253, 14152, 21228, 26506, 27877, 39759, 42456, 53012, 55754, 79518, 83631, 106024, 111508, 159036, 167262, 223016, 318072, 334524, 669048, 808433, 1616866, 2425299, 3233732, 4850598, 6467464, 9701196, 19402392]

約数ペア:

[(1, 19402392), (2, 9701196), (3, 6467464), (4, 4850598), (6, 3233732), (8, 2425299), (12, 1616866), (24, 808433), (29, 669048), (58, 334524), (61, 318072), (87, 223016), (116, 167262), (122, 159036), (174, 111508), (183, 106024), (232, 83631), (244, 79518), (348, 55754), (366, 53012), (457, 42456), (488, 39759), (696, 27877), (732, 26506), (914, 21228), (1371, 14152), (1464, 13253), (1769, 10968), (1828, 10614), (2742, 7076), (3538, 5484), (3656, 5307)]