20171720394

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{51197}}^1$

素因数の和:51324

約数の個数: 96

約数和(自身を含む): 51755034240

約数和(自身を除く): 31583313846

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 59, 63, 106, 118, 126, 159, 177, 318, 354, 371, 413, 477, 531, 742, 826, 954, 1062, 1113, 1239, 2226, 2478, 3127, 3339, 3717, 6254, 6678, 7434, 9381, 18762, 21889, 28143, 43778, 51197, 56286, 65667, 102394, 131334, 153591, 197001, 307182, 358379, 394002, 460773, 716758, 921546, 1075137, 2150274, 2713441, 3020623, 3225411, 5426882, 6041246, 6450822, 8140323, 9061869, 16280646, 18123738, 18994087, 21144361, 24420969, 27185607, 37988174, 42288722, 48841938, 54371214, 56982261, 63433083, 113964522, 126866166, 160093019, 170946783, 190299249, 320186038, 341893566, 380598498, 480279057, 960558114, 1120651133, 1440837171, 2241302266, 2881674342, 3361953399, 6723906798, 10085860197, 20171720394]

約数ペア:

[(1, 20171720394), (2, 10085860197), (3, 6723906798), (6, 3361953399), (7, 2881674342), (9, 2241302266), (14, 1440837171), (18, 1120651133), (21, 960558114), (42, 480279057), (53, 380598498), (59, 341893566), (63, 320186038), (106, 190299249), (118, 170946783), (126, 160093019), (159, 126866166), (177, 113964522), (318, 63433083), (354, 56982261), (371, 54371214), (413, 48841938), (477, 42288722), (531, 37988174), (742, 27185607), (826, 24420969), (954, 21144361), (1062, 18994087), (1113, 18123738), (1239, 16280646), (2226, 9061869), (2478, 8140323), (3127, 6450822), (3339, 6041246), (3717, 5426882), (6254, 3225411), (6678, 3020623), (7434, 2713441), (9381, 2150274), (18762, 1075137), (21889, 921546), (28143, 716758), (43778, 460773), (51197, 394002), (56286, 358379), (65667, 307182), (102394, 197001), (131334, 153591)]