19692843

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 28600320

約数和(自身を除く): 8907477

約数列:

[1, 3, 31, 37, 59, 93, 97, 111, 177, 291, 1147, 1829, 2183, 3007, 3441, 3589, 5487, 5723, 6549, 9021, 10767, 17169, 67673, 111259, 177413, 203019, 211751, 333777, 532239, 635253, 6564281, 19692843]

約数ペア:

[(1, 19692843), (3, 6564281), (31, 635253), (37, 532239), (59, 333777), (93, 211751), (97, 203019), (111, 177413), (177, 111259), (291, 67673), (1147, 17169), (1829, 10767), (2183, 9021), (3007, 6549), (3441, 5723), (3589, 5487)]