19699218

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:320

約数の個数: 96

約数和(自身を含む): 54317952

約数和(自身を除く): 34618734

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 61, 63, 66, 77, 99, 122, 126, 154, 183, 198, 231, 233, 366, 427, 462, 466, 549, 671, 693, 699, 854, 1098, 1281, 1342, 1386, 1398, 1631, 2013, 2097, 2562, 2563, 3262, 3843, 4026, 4194, 4697, 4893, 5126, 6039, 7686, 7689, 9394, 9786, 12078, 14091, 14213, 14679, 15378, 17941, 23067, 28182, 28426, 29358, 35882, 42273, 42639, 46134, 53823, 84546, 85278, 99491, 107646, 127917, 156343, 161469, 198982, 255834, 298473, 312686, 322938, 469029, 596946, 895419, 938058, 1094401, 1407087, 1790838, 2188802, 2814174, 3283203, 6566406, 9849609, 19699218]

約数ペア:

[(1, 19699218), (2, 9849609), (3, 6566406), (6, 3283203), (7, 2814174), (9, 2188802), (11, 1790838), (14, 1407087), (18, 1094401), (21, 938058), (22, 895419), (33, 596946), (42, 469029), (61, 322938), (63, 312686), (66, 298473), (77, 255834), (99, 198982), (122, 161469), (126, 156343), (154, 127917), (183, 107646), (198, 99491), (231, 85278), (233, 84546), (366, 53823), (427, 46134), (462, 42639), (466, 42273), (549, 35882), (671, 29358), (693, 28426), (699, 28182), (854, 23067), (1098, 17941), (1281, 15378), (1342, 14679), (1386, 14213), (1398, 14091), (1631, 12078), (2013, 9786), (2097, 9394), (2562, 7689), (2563, 7686), (3262, 6039), (3843, 5126), (4026, 4893), (4194, 4697)]