18961936

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 46497024

約数和(自身を除く): 27535088

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 34, 46, 56, 68, 92, 112, 119, 136, 161, 184, 238, 272, 322, 368, 391, 433, 476, 644, 782, 866, 952, 1288, 1564, 1732, 1904, 2576, 2737, 3031, 3128, 3464, 5474, 6062, 6256, 6928, 7361, 9959, 10948, 12124, 14722, 19918, 21896, 24248, 29444, 39836, 43792, 48496, 51527, 58888, 69713, 79672, 103054, 117776, 139426, 159344, 169303, 206108, 278852, 338606, 412216, 557704, 677212, 824432, 1115408, 1185121, 1354424, 2370242, 2708848, 4740484, 9480968, 18961936]

約数ペア:

[(1, 18961936), (2, 9480968), (4, 4740484), (7, 2708848), (8, 2370242), (14, 1354424), (16, 1185121), (17, 1115408), (23, 824432), (28, 677212), (34, 557704), (46, 412216), (56, 338606), (68, 278852), (92, 206108), (112, 169303), (119, 159344), (136, 139426), (161, 117776), (184, 103054), (238, 79672), (272, 69713), (322, 58888), (368, 51527), (391, 48496), (433, 43792), (476, 39836), (644, 29444), (782, 24248), (866, 21896), (952, 19918), (1288, 14722), (1564, 12124), (1732, 10948), (1904, 9959), (2576, 7361), (2737, 6928), (3031, 6256), (3128, 6062), (3464, 5474)]