18571872

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:476

約数の個数: 96

約数和(自身を含む): 54552960

約数和(自身を除く): 35981088

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 43, 44, 48, 66, 86, 88, 96, 129, 132, 172, 176, 258, 264, 344, 352, 409, 473, 516, 528, 688, 818, 946, 1032, 1056, 1227, 1376, 1419, 1636, 1892, 2064, 2454, 2838, 3272, 3784, 4128, 4499, 4908, 5676, 6544, 7568, 8998, 9816, 11352, 13088, 13497, 15136, 17587, 17996, 19632, 22704, 26994, 35174, 35992, 39264, 45408, 52761, 53988, 70348, 71984, 105522, 107976, 140696, 143968, 193457, 211044, 215952, 281392, 386914, 422088, 431904, 562784, 580371, 773828, 844176, 1160742, 1547656, 1688352, 2321484, 3095312, 4642968, 6190624, 9285936, 18571872]

約数ペア:

[(1, 18571872), (2, 9285936), (3, 6190624), (4, 4642968), (6, 3095312), (8, 2321484), (11, 1688352), (12, 1547656), (16, 1160742), (22, 844176), (24, 773828), (32, 580371), (33, 562784), (43, 431904), (44, 422088), (48, 386914), (66, 281392), (86, 215952), (88, 211044), (96, 193457), (129, 143968), (132, 140696), (172, 107976), (176, 105522), (258, 71984), (264, 70348), (344, 53988), (352, 52761), (409, 45408), (473, 39264), (516, 35992), (528, 35174), (688, 26994), (818, 22704), (946, 19632), (1032, 17996), (1056, 17587), (1227, 15136), (1376, 13497), (1419, 13088), (1636, 11352), (1892, 9816), (2064, 8998), (2454, 7568), (2838, 6544), (3272, 5676), (3784, 4908), (4128, 4499)]