19973232

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 120

約数和(自身を含む): 60933600

約数和(自身を除く): 40960368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 41, 48, 51, 68, 72, 82, 102, 123, 136, 144, 153, 164, 199, 204, 246, 272, 306, 328, 369, 398, 408, 492, 597, 612, 656, 697, 738, 796, 816, 984, 1194, 1224, 1394, 1476, 1592, 1791, 1968, 2091, 2388, 2448, 2788, 2952, 3184, 3383, 3582, 4182, 4776, 5576, 5904, 6273, 6766, 7164, 8159, 8364, 9552, 10149, 11152, 12546, 13532, 14328, 16318, 16728, 20298, 24477, 25092, 27064, 28656, 30447, 32636, 33456, 40596, 48954, 50184, 54128, 60894, 65272, 73431, 81192, 97908, 100368, 121788, 130544, 138703, 146862, 162384, 195816, 243576, 277406, 293724, 391632, 416109, 487152, 554812, 587448, 832218, 1109624, 1174896, 1248327, 1664436, 2219248, 2496654, 3328872, 4993308, 6657744, 9986616, 19973232]

約数ペア:

[(1, 19973232), (2, 9986616), (3, 6657744), (4, 4993308), (6, 3328872), (8, 2496654), (9, 2219248), (12, 1664436), (16, 1248327), (17, 1174896), (18, 1109624), (24, 832218), (34, 587448), (36, 554812), (41, 487152), (48, 416109), (51, 391632), (68, 293724), (72, 277406), (82, 243576), (102, 195816), (123, 162384), (136, 146862), (144, 138703), (153, 130544), (164, 121788), (199, 100368), (204, 97908), (246, 81192), (272, 73431), (306, 65272), (328, 60894), (369, 54128), (398, 50184), (408, 48954), (492, 40596), (597, 33456), (612, 32636), (656, 30447), (697, 28656), (738, 27064), (796, 25092), (816, 24477), (984, 20298), (1194, 16728), (1224, 16318), (1394, 14328), (1476, 13532), (1592, 12546), (1791, 11152), (1968, 10149), (2091, 9552), (2388, 8364), (2448, 8159), (2788, 7164), (2952, 6766), (3184, 6273), (3383, 5904), (3582, 5576), (4182, 4776)]