19543986

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 53913600

約数和(自身を除く): 34369614

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 59, 63, 66, 77, 99, 118, 126, 154, 177, 198, 231, 239, 354, 413, 462, 478, 531, 649, 693, 717, 826, 1062, 1239, 1298, 1386, 1434, 1673, 1947, 2151, 2478, 2629, 3346, 3717, 3894, 4302, 4543, 5019, 5258, 5841, 7434, 7887, 9086, 10038, 11682, 13629, 14101, 15057, 15774, 18403, 23661, 27258, 28202, 30114, 36806, 40887, 42303, 47322, 55209, 81774, 84606, 98707, 110418, 126909, 155111, 165627, 197414, 253818, 296121, 310222, 331254, 465333, 592242, 888363, 930666, 1085777, 1395999, 1776726, 2171554, 2791998, 3257331, 6514662, 9771993, 19543986]

約数ペア:

[(1, 19543986), (2, 9771993), (3, 6514662), (6, 3257331), (7, 2791998), (9, 2171554), (11, 1776726), (14, 1395999), (18, 1085777), (21, 930666), (22, 888363), (33, 592242), (42, 465333), (59, 331254), (63, 310222), (66, 296121), (77, 253818), (99, 197414), (118, 165627), (126, 155111), (154, 126909), (177, 110418), (198, 98707), (231, 84606), (239, 81774), (354, 55209), (413, 47322), (462, 42303), (478, 40887), (531, 36806), (649, 30114), (693, 28202), (717, 27258), (826, 23661), (1062, 18403), (1239, 15774), (1298, 15057), (1386, 14101), (1434, 13629), (1673, 11682), (1947, 10038), (2151, 9086), (2478, 7887), (2629, 7434), (3346, 5841), (3717, 5258), (3894, 5019), (4302, 4543)]