19379898

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 80

約数和(自身を含む): 47672064

約数和(自身を除く): 28292166

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 31, 34, 51, 54, 62, 81, 93, 102, 153, 162, 186, 227, 279, 306, 454, 459, 527, 558, 681, 837, 918, 1054, 1362, 1377, 1581, 1674, 2043, 2511, 2754, 3162, 3859, 4086, 4743, 5022, 6129, 7037, 7718, 9486, 11577, 12258, 14074, 14229, 18387, 21111, 23154, 28458, 34731, 36774, 42222, 42687, 63333, 69462, 85374, 104193, 119629, 126666, 189999, 208386, 239258, 312579, 358887, 379998, 569997, 625158, 717774, 1076661, 1139994, 2153322, 3229983, 6459966, 9689949, 19379898]

約数ペア:

[(1, 19379898), (2, 9689949), (3, 6459966), (6, 3229983), (9, 2153322), (17, 1139994), (18, 1076661), (27, 717774), (31, 625158), (34, 569997), (51, 379998), (54, 358887), (62, 312579), (81, 239258), (93, 208386), (102, 189999), (153, 126666), (162, 119629), (186, 104193), (227, 85374), (279, 69462), (306, 63333), (454, 42687), (459, 42222), (527, 36774), (558, 34731), (681, 28458), (837, 23154), (918, 21111), (1054, 18387), (1362, 14229), (1377, 14074), (1581, 12258), (1674, 11577), (2043, 9486), (2511, 7718), (2754, 7037), (3162, 6129), (3859, 5022), (4086, 4743)]