16988832

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{53}}^2$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 57718080

約数和(自身を除く): 40729248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 53, 54, 56, 63, 72, 84, 96, 106, 108, 112, 126, 144, 159, 168, 189, 212, 216, 224, 252, 288, 318, 336, 371, 378, 424, 432, 477, 504, 636, 672, 742, 756, 848, 864, 954, 1008, 1113, 1272, 1431, 1484, 1512, 1696, 1908, 2016, 2226, 2544, 2809, 2862, 2968, 3024, 3339, 3816, 4452, 5088, 5618, 5724, 5936, 6048, 6678, 7632, 8427, 8904, 10017, 11236, 11448, 11872, 13356, 15264, 16854, 17808, 19663, 20034, 22472, 22896, 25281, 26712, 33708, 35616, 39326, 40068, 44944, 45792, 50562, 53424, 58989, 67416, 75843, 78652, 80136, 89888, 101124, 106848, 117978, 134832, 151686, 157304, 160272, 176967, 202248, 235956, 269664, 303372, 314608, 320544, 353934, 404496, 471912, 530901, 606744, 629216, 707868, 808992, 943824, 1061802, 1213488, 1415736, 1887648, 2123604, 2426976, 2831472, 4247208, 5662944, 8494416, 16988832]

約数ペア:

[(1, 16988832), (2, 8494416), (3, 5662944), (4, 4247208), (6, 2831472), (7, 2426976), (8, 2123604), (9, 1887648), (12, 1415736), (14, 1213488), (16, 1061802), (18, 943824), (21, 808992), (24, 707868), (27, 629216), (28, 606744), (32, 530901), (36, 471912), (42, 404496), (48, 353934), (53, 320544), (54, 314608), (56, 303372), (63, 269664), (72, 235956), (84, 202248), (96, 176967), (106, 160272), (108, 157304), (112, 151686), (126, 134832), (144, 117978), (159, 106848), (168, 101124), (189, 89888), (212, 80136), (216, 78652), (224, 75843), (252, 67416), (288, 58989), (318, 53424), (336, 50562), (371, 45792), (378, 44944), (424, 40068), (432, 39326), (477, 35616), (504, 33708), (636, 26712), (672, 25281), (742, 22896), (756, 22472), (848, 20034), (864, 19663), (954, 17808), (1008, 16854), (1113, 15264), (1272, 13356), (1431, 11872), (1484, 11448), (1512, 11236), (1696, 10017), (1908, 8904), (2016, 8427), (2226, 7632), (2544, 6678), (2809, 6048), (2862, 5936), (2968, 5724), (3024, 5618), (3339, 5088), (3816, 4452)]