20174817356

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{191}}^1\times {\mathrm{683}}^1$

素因数の和:983

約数の個数: 72

約数和(自身を含む): 38014728192

約数和(自身を除く): 17839910836

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 191, 382, 683, 764, 943, 1366, 1681, 1886, 2732, 3362, 3772, 4393, 6724, 7831, 8786, 15662, 15709, 17572, 28003, 31324, 31418, 38663, 56006, 62836, 77326, 112012, 130453, 154652, 180113, 260906, 321071, 360226, 521812, 642142, 644069, 720452, 1148123, 1284284, 1288138, 2296246, 2576276, 3000419, 4592492, 5348573, 6000838, 7384633, 10697146, 12001676, 14769266, 21394292, 26406829, 29538532, 52813658, 105627316, 123017179, 219291493, 246034358, 438582986, 492068716, 877165972, 5043704339, 10087408678, 20174817356]

約数ペア:

[(1, 20174817356), (2, 10087408678), (4, 5043704339), (23, 877165972), (41, 492068716), (46, 438582986), (82, 246034358), (92, 219291493), (164, 123017179), (191, 105627316), (382, 52813658), (683, 29538532), (764, 26406829), (943, 21394292), (1366, 14769266), (1681, 12001676), (1886, 10697146), (2732, 7384633), (3362, 6000838), (3772, 5348573), (4393, 4592492), (6724, 3000419), (7831, 2576276), (8786, 2296246), (15662, 1288138), (15709, 1284284), (17572, 1148123), (28003, 720452), (31324, 644069), (31418, 642142), (38663, 521812), (56006, 360226), (62836, 321071), (77326, 260906), (112012, 180113), (130453, 154652)]