18547844

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 39287808

約数和(自身を除く): 20739964

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 83, 92, 161, 166, 322, 332, 347, 581, 644, 694, 1162, 1388, 1909, 2324, 2429, 3818, 4858, 7636, 7981, 9716, 13363, 15962, 26726, 28801, 31924, 53452, 55867, 57602, 111734, 115204, 201607, 223468, 403214, 662423, 806428, 1324846, 2649692, 4636961, 9273922, 18547844]

約数ペア:

[(1, 18547844), (2, 9273922), (4, 4636961), (7, 2649692), (14, 1324846), (23, 806428), (28, 662423), (46, 403214), (83, 223468), (92, 201607), (161, 115204), (166, 111734), (322, 57602), (332, 55867), (347, 53452), (581, 31924), (644, 28801), (694, 26726), (1162, 15962), (1388, 13363), (1909, 9716), (2324, 7981), (2429, 7636), (3818, 4858)]