19659390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{383}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 30107010

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 59, 87, 118, 145, 174, 177, 290, 295, 354, 383, 435, 590, 766, 870, 885, 1149, 1711, 1770, 1915, 2298, 3422, 3830, 5133, 5745, 8555, 10266, 11107, 11490, 17110, 22214, 22597, 25665, 33321, 45194, 51330, 55535, 66642, 67791, 111070, 112985, 135582, 166605, 225970, 333210, 338955, 655313, 677910, 1310626, 1965939, 3276565, 3931878, 6553130, 9829695, 19659390]

約数ペア:

[(1, 19659390), (2, 9829695), (3, 6553130), (5, 3931878), (6, 3276565), (10, 1965939), (15, 1310626), (29, 677910), (30, 655313), (58, 338955), (59, 333210), (87, 225970), (118, 166605), (145, 135582), (174, 112985), (177, 111070), (290, 67791), (295, 66642), (354, 55535), (383, 51330), (435, 45194), (590, 33321), (766, 25665), (870, 22597), (885, 22214), (1149, 17110), (1711, 11490), (1770, 11107), (1915, 10266), (2298, 8555), (3422, 5745), (3830, 5133)]