20245547518

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{2309}}^1$

素因数の和:2665

約数の個数: 64

約数和(自身を含む): 36404121600

約数和(自身を除く): 16158574082

約数列:

[1, 2, 7, 14, 31, 62, 89, 178, 217, 227, 434, 454, 623, 1246, 1589, 2309, 2759, 3178, 4618, 5518, 7037, 14074, 16163, 19313, 20203, 32326, 38626, 40406, 49259, 71579, 98518, 141421, 143158, 205501, 282842, 411002, 501053, 524143, 626293, 1002106, 1048286, 1252586, 1438507, 2877014, 3669001, 4384051, 6370531, 7338002, 8768102, 12741062, 16248433, 32496866, 44593717, 46648727, 89187434, 93297454, 113739031, 227478062, 326541089, 653082178, 1446110537, 2892221074, 10122773759, 20245547518]

約数ペア:

[(1, 20245547518), (2, 10122773759), (7, 2892221074), (14, 1446110537), (31, 653082178), (62, 326541089), (89, 227478062), (178, 113739031), (217, 93297454), (227, 89187434), (434, 46648727), (454, 44593717), (623, 32496866), (1246, 16248433), (1589, 12741062), (2309, 8768102), (2759, 7338002), (3178, 6370531), (4618, 4384051), (5518, 3669001), (7037, 2877014), (14074, 1438507), (16163, 1252586), (19313, 1048286), (20203, 1002106), (32326, 626293), (38626, 524143), (40406, 501053), (49259, 411002), (71579, 282842), (98518, 205501), (141421, 143158)]