19634480

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2957}}^1$

素因数の和:3053

約数の個数: 40

約数和(自身を含む): 46215792

約数和(自身を除く): 26581312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 2957, 3320, 5914, 6640, 11828, 14785, 23656, 29570, 47312, 59140, 118280, 236560, 245431, 490862, 981724, 1227155, 1963448, 2454310, 3926896, 4908620, 9817240, 19634480]

約数ペア:

[(1, 19634480), (2, 9817240), (4, 4908620), (5, 3926896), (8, 2454310), (10, 1963448), (16, 1227155), (20, 981724), (40, 490862), (80, 245431), (83, 236560), (166, 118280), (332, 59140), (415, 47312), (664, 29570), (830, 23656), (1328, 14785), (1660, 11828), (2957, 6640), (3320, 5914)]