19629948

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5471}}^1$

素因数の和:5514

約数の個数: 48

約数和(自身を含む): 51480576

約数和(自身を除く): 31850628

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, 5471, 10942, 16413, 21884, 32826, 65652, 71123, 125833, 142246, 213369, 251666, 284492, 377499, 426738, 503332, 754998, 853476, 1509996, 1635829, 3271658, 4907487, 6543316, 9814974, 19629948]

約数ペア:

[(1, 19629948), (2, 9814974), (3, 6543316), (4, 4907487), (6, 3271658), (12, 1635829), (13, 1509996), (23, 853476), (26, 754998), (39, 503332), (46, 426738), (52, 377499), (69, 284492), (78, 251666), (92, 213369), (138, 142246), (156, 125833), (276, 71123), (299, 65652), (598, 32826), (897, 21884), (1196, 16413), (1794, 10942), (3588, 5471)]