18964836

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{577}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 53018784

約数和(自身を除く): 34053948

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 83, 99, 132, 166, 198, 249, 332, 396, 498, 577, 747, 913, 996, 1154, 1494, 1731, 1826, 2308, 2739, 2988, 3462, 3652, 5193, 5478, 6347, 6924, 8217, 10386, 10956, 12694, 16434, 19041, 20772, 25388, 32868, 38082, 47891, 57123, 76164, 95782, 114246, 143673, 191564, 228492, 287346, 431019, 526801, 574692, 862038, 1053602, 1580403, 1724076, 2107204, 3160806, 4741209, 6321612, 9482418, 18964836]

約数ペア:

[(1, 18964836), (2, 9482418), (3, 6321612), (4, 4741209), (6, 3160806), (9, 2107204), (11, 1724076), (12, 1580403), (18, 1053602), (22, 862038), (33, 574692), (36, 526801), (44, 431019), (66, 287346), (83, 228492), (99, 191564), (132, 143673), (166, 114246), (198, 95782), (249, 76164), (332, 57123), (396, 47891), (498, 38082), (577, 32868), (747, 25388), (913, 20772), (996, 19041), (1154, 16434), (1494, 12694), (1731, 10956), (1826, 10386), (2308, 8217), (2739, 6924), (2988, 6347), (3462, 5478), (3652, 5193)]