18691330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 41368320

約数和(自身を除く): 22676990

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 113, 119, 139, 170, 226, 238, 278, 565, 595, 695, 791, 973, 1130, 1190, 1390, 1582, 1921, 1946, 2363, 3842, 3955, 4726, 4865, 7910, 9605, 9730, 11815, 13447, 15707, 16541, 19210, 23630, 26894, 31414, 33082, 67235, 78535, 82705, 109949, 134470, 157070, 165410, 219898, 267019, 534038, 549745, 1099490, 1335095, 1869133, 2670190, 3738266, 9345665, 18691330]

約数ペア:

[(1, 18691330), (2, 9345665), (5, 3738266), (7, 2670190), (10, 1869133), (14, 1335095), (17, 1099490), (34, 549745), (35, 534038), (70, 267019), (85, 219898), (113, 165410), (119, 157070), (139, 134470), (170, 109949), (226, 82705), (238, 78535), (278, 67235), (565, 33082), (595, 31414), (695, 26894), (791, 23630), (973, 19210), (1130, 16541), (1190, 15707), (1390, 13447), (1582, 11815), (1921, 9730), (1946, 9605), (2363, 7910), (3842, 4865), (3955, 4726)]