19868016

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2039}}^1$

素因数の和:2086

約数の個数: 80

約数和(自身を含む): 60710400

約数和(自身を除く): 40842384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 56, 58, 84, 87, 112, 116, 168, 174, 203, 232, 336, 348, 406, 464, 609, 696, 812, 1218, 1392, 1624, 2039, 2436, 3248, 4078, 4872, 6117, 8156, 9744, 12234, 14273, 16312, 24468, 28546, 32624, 42819, 48936, 57092, 59131, 85638, 97872, 114184, 118262, 171276, 177393, 228368, 236524, 342552, 354786, 413917, 473048, 685104, 709572, 827834, 946096, 1241751, 1419144, 1655668, 2483502, 2838288, 3311336, 4967004, 6622672, 9934008, 19868016]

約数ペア:

[(1, 19868016), (2, 9934008), (3, 6622672), (4, 4967004), (6, 3311336), (7, 2838288), (8, 2483502), (12, 1655668), (14, 1419144), (16, 1241751), (21, 946096), (24, 827834), (28, 709572), (29, 685104), (42, 473048), (48, 413917), (56, 354786), (58, 342552), (84, 236524), (87, 228368), (112, 177393), (116, 171276), (168, 118262), (174, 114184), (203, 97872), (232, 85638), (336, 59131), (348, 57092), (406, 48936), (464, 42819), (609, 32624), (696, 28546), (812, 24468), (1218, 16312), (1392, 14273), (1624, 12234), (2039, 9744), (2436, 8156), (3248, 6117), (4078, 4872)]