18754476

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5227}}^1$

素因数の和:5270

約数の個数: 48

約数和(自身を含む): 49185024

約数和(自身を除く): 30430548

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 3588, 5227, 10454, 15681, 20908, 31362, 62724, 67951, 120221, 135902, 203853, 240442, 271804, 360663, 407706, 480884, 721326, 815412, 1442652, 1562873, 3125746, 4688619, 6251492, 9377238, 18754476]

約数ペア:

[(1, 18754476), (2, 9377238), (3, 6251492), (4, 4688619), (6, 3125746), (12, 1562873), (13, 1442652), (23, 815412), (26, 721326), (39, 480884), (46, 407706), (52, 360663), (69, 271804), (78, 240442), (92, 203853), (138, 135902), (156, 120221), (276, 67951), (299, 62724), (598, 31362), (897, 20908), (1196, 15681), (1794, 10454), (3588, 5227)]