20138025705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{225371}}^1$

素因数の和:225446

約数の個数: 64

約数和(自身を含む): 39463538688

約数和(自身を除く): 19325512983

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 37, 69, 105, 111, 115, 161, 185, 259, 345, 483, 555, 777, 805, 851, 1295, 2415, 2553, 3885, 4255, 5957, 12765, 17871, 29785, 89355, 225371, 676113, 1126855, 1577597, 3380565, 4732791, 5183533, 7887985, 8338727, 15550599, 23663955, 25016181, 25917665, 36284731, 41693635, 58371089, 77752995, 108854193, 125080905, 175113267, 181423655, 191790721, 291855445, 544270965, 575372163, 875566335, 958953605, 1342535047, 2876860815, 4027605141, 6712675235, 20138025705]

約数ペア:

[(1, 20138025705), (3, 6712675235), (5, 4027605141), (7, 2876860815), (15, 1342535047), (21, 958953605), (23, 875566335), (35, 575372163), (37, 544270965), (69, 291855445), (105, 191790721), (111, 181423655), (115, 175113267), (161, 125080905), (185, 108854193), (259, 77752995), (345, 58371089), (483, 41693635), (555, 36284731), (777, 25917665), (805, 25016181), (851, 23663955), (1295, 15550599), (2415, 8338727), (2553, 7887985), (3885, 5183533), (4255, 4732791), (5957, 3380565), (12765, 1577597), (17871, 1126855), (29785, 676113), (89355, 225371)]