19400316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5407}}^1$

素因数の和:5450

約数の個数: 48

約数和(自身を含む): 50878464

約数和(自身を除く): 31478148

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, 5407, 10814, 16221, 21628, 32442, 64884, 70291, 124361, 140582, 210873, 248722, 281164, 373083, 421746, 497444, 746166, 843492, 1492332, 1616693, 3233386, 4850079, 6466772, 9700158, 19400316]

約数ペア:

[(1, 19400316), (2, 9700158), (3, 6466772), (4, 4850079), (6, 3233386), (12, 1616693), (13, 1492332), (23, 843492), (26, 746166), (39, 497444), (46, 421746), (52, 373083), (69, 281164), (78, 248722), (92, 210873), (138, 140582), (156, 124361), (276, 70291), (299, 64884), (598, 32442), (897, 21628), (1196, 16221), (1794, 10814), (3588, 5407)]