16572978

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:616

約数の個数: 64

約数和(自身を含む): 40176000

約数和(自身を除く): 23603022

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 29, 38, 54, 57, 58, 87, 114, 171, 174, 261, 342, 513, 522, 551, 557, 783, 1026, 1102, 1114, 1566, 1653, 1671, 3306, 3342, 4959, 5013, 9918, 10026, 10583, 14877, 15039, 16153, 21166, 29754, 30078, 31749, 32306, 48459, 63498, 95247, 96918, 145377, 190494, 285741, 290754, 306907, 436131, 571482, 613814, 872262, 920721, 1841442, 2762163, 5524326, 8286489, 16572978]

約数ペア:

[(1, 16572978), (2, 8286489), (3, 5524326), (6, 2762163), (9, 1841442), (18, 920721), (19, 872262), (27, 613814), (29, 571482), (38, 436131), (54, 306907), (57, 290754), (58, 285741), (87, 190494), (114, 145377), (171, 96918), (174, 95247), (261, 63498), (342, 48459), (513, 32306), (522, 31749), (551, 30078), (557, 29754), (783, 21166), (1026, 16153), (1102, 15039), (1114, 14877), (1566, 10583), (1653, 10026), (1671, 9918), (3306, 5013), (3342, 4959)]