19761690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50671}}^1$

素因数の和:50694

約数の個数: 32

約数和(自身を含む): 51077376

約数和(自身を除く): 31315686

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 50671, 101342, 152013, 253355, 304026, 506710, 658723, 760065, 1317446, 1520130, 1976169, 3293615, 3952338, 6587230, 9880845, 19761690]

約数ペア:

[(1, 19761690), (2, 9880845), (3, 6587230), (5, 3952338), (6, 3293615), (10, 1976169), (13, 1520130), (15, 1317446), (26, 760065), (30, 658723), (39, 506710), (65, 304026), (78, 253355), (130, 152013), (195, 101342), (390, 50671)]