20392929543

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{281}}^1\times {\mathrm{443}}^1$

素因数の和:1032

約数の個数: 64

約数和(自身を含む): 32453913600

約数和(自身を除く): 12060984057

約数列:

[1, 3, 7, 21, 29, 87, 203, 269, 281, 443, 609, 807, 843, 1329, 1883, 1967, 3101, 5649, 5901, 7801, 8149, 9303, 12847, 23403, 24447, 38541, 54607, 57043, 75589, 89929, 119167, 124483, 163821, 171129, 226767, 269787, 357501, 373449, 529123, 834169, 871381, 1587369, 2192081, 2502507, 2614143, 3455843, 3610007, 6576243, 10367529, 10830021, 15344567, 24190901, 25270049, 33485927, 46033701, 72572703, 75810147, 100457781, 234401489, 703204467, 971091883, 2913275649, 6797643181, 20392929543]

約数ペア:

[(1, 20392929543), (3, 6797643181), (7, 2913275649), (21, 971091883), (29, 703204467), (87, 234401489), (203, 100457781), (269, 75810147), (281, 72572703), (443, 46033701), (609, 33485927), (807, 25270049), (843, 24190901), (1329, 15344567), (1883, 10830021), (1967, 10367529), (3101, 6576243), (5649, 3610007), (5901, 3455843), (7801, 2614143), (8149, 2502507), (9303, 2192081), (12847, 1587369), (23403, 871381), (24447, 834169), (38541, 529123), (54607, 373449), (57043, 357501), (75589, 269787), (89929, 226767), (119167, 171129), (124483, 163821)]