18556356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16993}}^1$

素因数の和:17020

約数の個数: 48

約数和(自身を含む): 53293184

約数和(自身を除く): 34736828

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 16993, 33986, 50979, 67972, 101958, 118951, 203916, 220909, 237902, 356853, 441818, 475804, 662727, 713706, 883636, 1325454, 1427412, 1546363, 2650908, 3092726, 4639089, 6185452, 9278178, 18556356]

約数ペア:

[(1, 18556356), (2, 9278178), (3, 6185452), (4, 4639089), (6, 3092726), (7, 2650908), (12, 1546363), (13, 1427412), (14, 1325454), (21, 883636), (26, 713706), (28, 662727), (39, 475804), (42, 441818), (52, 356853), (78, 237902), (84, 220909), (91, 203916), (156, 118951), (182, 101958), (273, 67972), (364, 50979), (546, 33986), (1092, 16993)]