19851770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 37903680

約数和(自身を除く): 18051910

約数列:

[1, 2, 5, 10, 19, 38, 95, 163, 190, 326, 641, 815, 1282, 1630, 3097, 3205, 6194, 6410, 12179, 15485, 24358, 30970, 60895, 104483, 121790, 208966, 522415, 1044830, 1985177, 3970354, 9925885, 19851770]

約数ペア:

[(1, 19851770), (2, 9925885), (5, 3970354), (10, 1985177), (19, 1044830), (38, 522415), (95, 208966), (163, 121790), (190, 104483), (326, 60895), (641, 30970), (815, 24358), (1282, 15485), (1630, 12179), (3097, 6410), (3205, 6194)]