19203756

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:100

約数の個数: 144

約数和(自身を含む): 57351168

約数和(自身を除く): 38147412

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 19, 22, 26, 31, 33, 38, 39, 44, 52, 57, 62, 66, 76, 78, 93, 114, 124, 132, 143, 156, 186, 209, 228, 247, 286, 341, 361, 372, 403, 418, 429, 494, 572, 589, 627, 682, 722, 741, 806, 836, 858, 988, 1023, 1083, 1178, 1209, 1254, 1364, 1444, 1482, 1612, 1716, 1767, 2046, 2166, 2356, 2418, 2508, 2717, 2964, 3534, 3971, 4092, 4332, 4433, 4693, 4836, 5434, 6479, 7068, 7657, 7942, 8151, 8866, 9386, 10868, 11191, 11913, 12958, 13299, 14079, 15314, 15884, 16302, 17732, 18772, 19437, 22382, 22971, 23826, 25916, 26598, 28158, 30628, 32604, 33573, 38874, 44764, 45942, 47652, 51623, 53196, 56316, 67146, 77748, 84227, 91884, 103246, 123101, 134292, 145483, 154869, 168454, 206492, 246202, 252681, 290966, 309738, 336908, 369303, 436449, 492404, 505362, 581932, 619476, 738606, 872898, 1010724, 1477212, 1600313, 1745796, 3200626, 4800939, 6401252, 9601878, 19203756]

約数ペア:

[(1, 19203756), (2, 9601878), (3, 6401252), (4, 4800939), (6, 3200626), (11, 1745796), (12, 1600313), (13, 1477212), (19, 1010724), (22, 872898), (26, 738606), (31, 619476), (33, 581932), (38, 505362), (39, 492404), (44, 436449), (52, 369303), (57, 336908), (62, 309738), (66, 290966), (76, 252681), (78, 246202), (93, 206492), (114, 168454), (124, 154869), (132, 145483), (143, 134292), (156, 123101), (186, 103246), (209, 91884), (228, 84227), (247, 77748), (286, 67146), (341, 56316), (361, 53196), (372, 51623), (403, 47652), (418, 45942), (429, 44764), (494, 38874), (572, 33573), (589, 32604), (627, 30628), (682, 28158), (722, 26598), (741, 25916), (806, 23826), (836, 22971), (858, 22382), (988, 19437), (1023, 18772), (1083, 17732), (1178, 16302), (1209, 15884), (1254, 15314), (1364, 14079), (1444, 13299), (1482, 12958), (1612, 11913), (1716, 11191), (1767, 10868), (2046, 9386), (2166, 8866), (2356, 8151), (2418, 7942), (2508, 7657), (2717, 7068), (2964, 6479), (3534, 5434), (3971, 4836), (4092, 4693), (4332, 4433)]