19494288

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:453

約数の個数: 120

約数和(自身を含む): 61591296

約数和(自身を除く): 42097008

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 33, 36, 44, 48, 62, 66, 72, 88, 93, 99, 124, 132, 144, 176, 186, 198, 248, 264, 279, 341, 372, 396, 397, 496, 528, 558, 682, 744, 792, 794, 1023, 1116, 1191, 1364, 1488, 1584, 1588, 2046, 2232, 2382, 2728, 3069, 3176, 3573, 4092, 4367, 4464, 4764, 5456, 6138, 6352, 7146, 8184, 8734, 9528, 12276, 12307, 13101, 14292, 16368, 17468, 19056, 24552, 24614, 26202, 28584, 34936, 36921, 39303, 49104, 49228, 52404, 57168, 69872, 73842, 78606, 98456, 104808, 110763, 135377, 147684, 157212, 196912, 209616, 221526, 270754, 295368, 314424, 406131, 443052, 541508, 590736, 628848, 812262, 886104, 1083016, 1218393, 1624524, 1772208, 2166032, 2436786, 3249048, 4873572, 6498096, 9747144, 19494288]

約数ペア:

[(1, 19494288), (2, 9747144), (3, 6498096), (4, 4873572), (6, 3249048), (8, 2436786), (9, 2166032), (11, 1772208), (12, 1624524), (16, 1218393), (18, 1083016), (22, 886104), (24, 812262), (31, 628848), (33, 590736), (36, 541508), (44, 443052), (48, 406131), (62, 314424), (66, 295368), (72, 270754), (88, 221526), (93, 209616), (99, 196912), (124, 157212), (132, 147684), (144, 135377), (176, 110763), (186, 104808), (198, 98456), (248, 78606), (264, 73842), (279, 69872), (341, 57168), (372, 52404), (396, 49228), (397, 49104), (496, 39303), (528, 36921), (558, 34936), (682, 28584), (744, 26202), (792, 24614), (794, 24552), (1023, 19056), (1116, 17468), (1191, 16368), (1364, 14292), (1488, 13101), (1584, 12307), (1588, 12276), (2046, 9528), (2232, 8734), (2382, 8184), (2728, 7146), (3069, 6352), (3176, 6138), (3573, 5456), (4092, 4764), (4367, 4464)]