18744222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 45803520

約数和(自身を除く): 27059298

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 83, 114, 133, 166, 249, 266, 283, 399, 498, 566, 581, 798, 849, 1162, 1577, 1698, 1743, 1981, 3154, 3486, 3962, 4731, 5377, 5943, 9462, 10754, 11039, 11886, 16131, 22078, 23489, 32262, 33117, 37639, 46978, 66234, 70467, 75278, 112917, 140934, 164423, 225834, 328846, 446291, 493269, 892582, 986538, 1338873, 2677746, 3124037, 6248074, 9372111, 18744222]

約数ペア:

[(1, 18744222), (2, 9372111), (3, 6248074), (6, 3124037), (7, 2677746), (14, 1338873), (19, 986538), (21, 892582), (38, 493269), (42, 446291), (57, 328846), (83, 225834), (114, 164423), (133, 140934), (166, 112917), (249, 75278), (266, 70467), (283, 66234), (399, 46978), (498, 37639), (566, 33117), (581, 32262), (798, 23489), (849, 22078), (1162, 16131), (1577, 11886), (1698, 11039), (1743, 10754), (1981, 9462), (3154, 5943), (3486, 5377), (3962, 4731)]