19617936

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:384

約数の個数: 80

約数和(自身を含む): 55204800

約数和(自身を除く): 35586864

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 149, 156, 208, 211, 298, 312, 422, 447, 596, 624, 633, 844, 894, 1192, 1266, 1688, 1788, 1937, 2384, 2532, 2743, 3376, 3576, 3874, 5064, 5486, 5811, 7152, 7748, 8229, 10128, 10972, 11622, 15496, 16458, 21944, 23244, 30992, 31439, 32916, 43888, 46488, 62878, 65832, 92976, 94317, 125756, 131664, 188634, 251512, 377268, 408707, 503024, 754536, 817414, 1226121, 1509072, 1634828, 2452242, 3269656, 4904484, 6539312, 9808968, 19617936]

約数ペア:

[(1, 19617936), (2, 9808968), (3, 6539312), (4, 4904484), (6, 3269656), (8, 2452242), (12, 1634828), (13, 1509072), (16, 1226121), (24, 817414), (26, 754536), (39, 503024), (48, 408707), (52, 377268), (78, 251512), (104, 188634), (149, 131664), (156, 125756), (208, 94317), (211, 92976), (298, 65832), (312, 62878), (422, 46488), (447, 43888), (596, 32916), (624, 31439), (633, 30992), (844, 23244), (894, 21944), (1192, 16458), (1266, 15496), (1688, 11622), (1788, 10972), (1937, 10128), (2384, 8229), (2532, 7748), (2743, 7152), (3376, 5811), (3576, 5486), (3874, 5064)]