11815804

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 28038528

約数和(自身を除く): 16222724

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 169, 182, 227, 286, 308, 338, 364, 454, 572, 676, 908, 1001, 1183, 1589, 1859, 2002, 2366, 2497, 2951, 3178, 3718, 4004, 4732, 4994, 5902, 6356, 7436, 9988, 11804, 13013, 17479, 20657, 26026, 32461, 34958, 38363, 41314, 52052, 64922, 69916, 76726, 82628, 129844, 153452, 227227, 268541, 421993, 454454, 537082, 843986, 908908, 1074164, 1687972, 2953951, 5907902, 11815804]

約数ペア:

[(1, 11815804), (2, 5907902), (4, 2953951), (7, 1687972), (11, 1074164), (13, 908908), (14, 843986), (22, 537082), (26, 454454), (28, 421993), (44, 268541), (52, 227227), (77, 153452), (91, 129844), (143, 82628), (154, 76726), (169, 69916), (182, 64922), (227, 52052), (286, 41314), (308, 38363), (338, 34958), (364, 32461), (454, 26026), (572, 20657), (676, 17479), (908, 13013), (1001, 11804), (1183, 9988), (1589, 7436), (1859, 6356), (2002, 5902), (2366, 4994), (2497, 4732), (2951, 4004), (3178, 3718)]