19427070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 50783040

約数和(自身を除く): 31355970

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 109, 130, 195, 218, 327, 390, 457, 545, 654, 914, 1090, 1371, 1417, 1635, 2285, 2742, 2834, 3270, 4251, 4570, 5941, 6855, 7085, 8502, 11882, 13710, 14170, 17823, 21255, 29705, 35646, 42510, 49813, 59410, 89115, 99626, 149439, 178230, 249065, 298878, 498130, 647569, 747195, 1295138, 1494390, 1942707, 3237845, 3885414, 6475690, 9713535, 19427070]

約数ペア:

[(1, 19427070), (2, 9713535), (3, 6475690), (5, 3885414), (6, 3237845), (10, 1942707), (13, 1494390), (15, 1295138), (26, 747195), (30, 647569), (39, 498130), (65, 298878), (78, 249065), (109, 178230), (130, 149439), (195, 99626), (218, 89115), (327, 59410), (390, 49813), (457, 42510), (545, 35646), (654, 29705), (914, 21255), (1090, 17823), (1371, 14170), (1417, 13710), (1635, 11882), (2285, 8502), (2742, 7085), (2834, 6855), (3270, 5941), (4251, 4570)]