18967996810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1889}}^1\times {\mathrm{2141}}^1$

素因数の和:4111

約数の個数: 64

約数和(自身を含む): 39641736960

約数和(自身を除く): 20673740150

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 1889, 2141, 2345, 3778, 4282, 4690, 9445, 10705, 13223, 14987, 18890, 21410, 26446, 29974, 66115, 74935, 126563, 132230, 143447, 149870, 253126, 286894, 632815, 717235, 885941, 1004129, 1265630, 1434470, 1771882, 2008258, 4044349, 4429705, 5020645, 8088698, 8859410, 10041290, 20221745, 28310443, 40443490, 56620886, 141552215, 270971383, 283104430, 541942766, 1354856915, 1896799681, 2709713830, 3793599362, 9483998405, 18967996810]

約数ペア:

[(1, 18967996810), (2, 9483998405), (5, 3793599362), (7, 2709713830), (10, 1896799681), (14, 1354856915), (35, 541942766), (67, 283104430), (70, 270971383), (134, 141552215), (335, 56620886), (469, 40443490), (670, 28310443), (938, 20221745), (1889, 10041290), (2141, 8859410), (2345, 8088698), (3778, 5020645), (4282, 4429705), (4690, 4044349), (9445, 2008258), (10705, 1771882), (13223, 1434470), (14987, 1265630), (18890, 1004129), (21410, 885941), (26446, 717235), (29974, 632815), (66115, 286894), (74935, 253126), (126563, 149870), (132230, 143447)]