20191445676

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{1907}}^1\times {\mathrm{7949}}^1$

素因数の和:9903

約数の個数: 72

約数和(自身を含む): 52453018800

約数和(自身を除く): 32261573124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 1907, 3814, 5721, 7628, 7949, 11442, 15898, 17163, 22884, 23847, 31796, 34326, 47694, 68652, 70559, 71541, 95388, 141118, 143082, 211677, 282236, 286164, 294113, 423354, 588226, 635031, 846708, 882339, 1176452, 1270062, 1764678, 2540124, 2647017, 3529356, 5294034, 10588068, 15158743, 30317486, 45476229, 60634972, 90952458, 136428687, 181904916, 272857374, 545714748, 560873491, 1121746982, 1682620473, 2243493964, 3365240946, 5047861419, 6730481892, 10095722838, 20191445676]

約数ペア:

[(1, 20191445676), (2, 10095722838), (3, 6730481892), (4, 5047861419), (6, 3365240946), (9, 2243493964), (12, 1682620473), (18, 1121746982), (36, 560873491), (37, 545714748), (74, 272857374), (111, 181904916), (148, 136428687), (222, 90952458), (333, 60634972), (444, 45476229), (666, 30317486), (1332, 15158743), (1907, 10588068), (3814, 5294034), (5721, 3529356), (7628, 2647017), (7949, 2540124), (11442, 1764678), (15898, 1270062), (17163, 1176452), (22884, 882339), (23847, 846708), (31796, 635031), (34326, 588226), (47694, 423354), (68652, 294113), (70559, 286164), (71541, 282236), (95388, 211677), (141118, 143082)]