19898928

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1079

約数の個数: 120

約数和(自身を含む): 67059200

約数和(自身を除く): 47160272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 112, 114, 126, 133, 144, 152, 168, 171, 228, 252, 266, 304, 336, 342, 399, 456, 504, 532, 684, 798, 912, 1008, 1039, 1064, 1197, 1368, 1596, 2078, 2128, 2394, 2736, 3117, 3192, 4156, 4788, 6234, 6384, 7273, 8312, 9351, 9576, 12468, 14546, 16624, 18702, 19152, 19741, 21819, 24936, 29092, 37404, 39482, 43638, 49872, 58184, 59223, 65457, 74808, 78964, 87276, 116368, 118446, 130914, 138187, 149616, 157928, 174552, 177669, 236892, 261828, 276374, 315856, 349104, 355338, 414561, 473784, 523656, 552748, 710676, 829122, 947568, 1047312, 1105496, 1243683, 1421352, 1658244, 2210992, 2487366, 2842704, 3316488, 4974732, 6632976, 9949464, 19898928]

約数ペア:

[(1, 19898928), (2, 9949464), (3, 6632976), (4, 4974732), (6, 3316488), (7, 2842704), (8, 2487366), (9, 2210992), (12, 1658244), (14, 1421352), (16, 1243683), (18, 1105496), (19, 1047312), (21, 947568), (24, 829122), (28, 710676), (36, 552748), (38, 523656), (42, 473784), (48, 414561), (56, 355338), (57, 349104), (63, 315856), (72, 276374), (76, 261828), (84, 236892), (112, 177669), (114, 174552), (126, 157928), (133, 149616), (144, 138187), (152, 130914), (168, 118446), (171, 116368), (228, 87276), (252, 78964), (266, 74808), (304, 65457), (336, 59223), (342, 58184), (399, 49872), (456, 43638), (504, 39482), (532, 37404), (684, 29092), (798, 24936), (912, 21819), (1008, 19741), (1039, 19152), (1064, 18702), (1197, 16624), (1368, 14546), (1596, 12468), (2078, 9576), (2128, 9351), (2394, 8312), (2736, 7273), (3117, 6384), (3192, 6234), (4156, 4788)]