20175556908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1\times {\mathrm{2311}}^1$

素因数の和:2815

約数の個数: 96

約数和(自身を含む): 51159048192

約数和(自身を除く): 30983491284

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 191, 293, 382, 573, 586, 764, 879, 1146, 1172, 1758, 2292, 2311, 2483, 3516, 3809, 4622, 4966, 6933, 7449, 7618, 9244, 9932, 11427, 13866, 14898, 15236, 22854, 27732, 29796, 30043, 45708, 55963, 60086, 90129, 111926, 120172, 167889, 180258, 223852, 335778, 360516, 441401, 671556, 677123, 727519, 882802, 1324203, 1354246, 1455038, 1765604, 2031369, 2182557, 2648406, 2708492, 2910076, 4062738, 4365114, 5296812, 5738213, 8125476, 8730228, 8802599, 11476426, 17214639, 17605198, 22952852, 26407797, 34429278, 35210396, 52815594, 68858556, 105631188, 129330493, 258660986, 387991479, 517321972, 775982958, 1551965916, 1681296409, 3362592818, 5043889227, 6725185636, 10087778454, 20175556908]

約数ペア:

[(1, 20175556908), (2, 10087778454), (3, 6725185636), (4, 5043889227), (6, 3362592818), (12, 1681296409), (13, 1551965916), (26, 775982958), (39, 517321972), (52, 387991479), (78, 258660986), (156, 129330493), (191, 105631188), (293, 68858556), (382, 52815594), (573, 35210396), (586, 34429278), (764, 26407797), (879, 22952852), (1146, 17605198), (1172, 17214639), (1758, 11476426), (2292, 8802599), (2311, 8730228), (2483, 8125476), (3516, 5738213), (3809, 5296812), (4622, 4365114), (4966, 4062738), (6933, 2910076), (7449, 2708492), (7618, 2648406), (9244, 2182557), (9932, 2031369), (11427, 1765604), (13866, 1455038), (14898, 1354246), (15236, 1324203), (22854, 882802), (27732, 727519), (29796, 677123), (30043, 671556), (45708, 441401), (55963, 360516), (60086, 335778), (90129, 223852), (111926, 180258), (120172, 167889)]