19252610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 40061952

約数和(自身を除く): 20809342

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 47, 65, 94, 115, 130, 137, 230, 235, 274, 299, 470, 598, 611, 685, 1081, 1222, 1370, 1495, 1781, 2162, 2990, 3055, 3151, 3562, 5405, 6110, 6302, 6439, 8905, 10810, 12878, 14053, 15755, 17810, 28106, 31510, 32195, 40963, 64390, 70265, 81926, 83707, 140530, 148097, 167414, 204815, 296194, 409630, 418535, 740485, 837070, 1480970, 1925261, 3850522, 9626305, 19252610]

約数ペア:

[(1, 19252610), (2, 9626305), (5, 3850522), (10, 1925261), (13, 1480970), (23, 837070), (26, 740485), (46, 418535), (47, 409630), (65, 296194), (94, 204815), (115, 167414), (130, 148097), (137, 140530), (230, 83707), (235, 81926), (274, 70265), (299, 64390), (470, 40963), (598, 32195), (611, 31510), (685, 28106), (1081, 17810), (1222, 15755), (1370, 14053), (1495, 12878), (1781, 10810), (2162, 8905), (2990, 6439), (3055, 6302), (3151, 6110), (3562, 5405)]