16919812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 39739392

約数和(自身を除く): 22819580

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 43, 46, 47, 52, 86, 91, 92, 94, 161, 172, 182, 188, 299, 301, 322, 329, 364, 559, 598, 602, 611, 644, 658, 989, 1081, 1118, 1196, 1204, 1222, 1316, 1978, 2021, 2093, 2162, 2236, 2444, 3913, 3956, 4042, 4186, 4277, 4324, 6923, 7567, 7826, 8084, 8372, 8554, 12857, 13846, 14053, 14147, 15134, 15652, 17108, 25714, 26273, 27692, 28106, 28294, 30268, 46483, 51428, 52546, 56212, 56588, 89999, 92966, 98371, 105092, 179998, 183911, 185932, 196742, 325381, 359996, 367822, 393484, 604279, 650762, 735644, 1208558, 1301524, 2417116, 4229953, 8459906, 16919812]

約数ペア:

[(1, 16919812), (2, 8459906), (4, 4229953), (7, 2417116), (13, 1301524), (14, 1208558), (23, 735644), (26, 650762), (28, 604279), (43, 393484), (46, 367822), (47, 359996), (52, 325381), (86, 196742), (91, 185932), (92, 183911), (94, 179998), (161, 105092), (172, 98371), (182, 92966), (188, 89999), (299, 56588), (301, 56212), (322, 52546), (329, 51428), (364, 46483), (559, 30268), (598, 28294), (602, 28106), (611, 27692), (644, 26273), (658, 25714), (989, 17108), (1081, 15652), (1118, 15134), (1196, 14147), (1204, 14053), (1222, 13846), (1316, 12857), (1978, 8554), (2021, 8372), (2093, 8084), (2162, 7826), (2236, 7567), (2444, 6923), (3913, 4324), (3956, 4277), (4042, 4186)]