20164502961

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{1201}}^1$

素因数の和:1456

約数の個数: 80

約数和(自身を含む): 32515013520

約数和(自身を除く): 12350510559

約数列:

[1, 3, 9, 17, 27, 51, 81, 89, 137, 153, 267, 411, 459, 801, 1201, 1233, 1377, 1513, 2329, 2403, 3603, 3699, 4539, 6987, 7209, 10809, 11097, 12193, 13617, 20417, 20961, 32427, 36579, 40851, 61251, 62883, 97281, 106889, 109737, 122553, 164537, 183753, 188649, 207281, 320667, 329211, 493611, 551259, 621843, 962001, 987633, 1480833, 1653777, 1817113, 1865529, 2797129, 2886003, 4442499, 5451339, 5596587, 8391387, 8658009, 13327497, 14643793, 16354017, 16789761, 25174161, 43931379, 49062051, 75522483, 131794137, 147186153, 226567449, 248944481, 395382411, 746833443, 1186147233, 2240500329, 6721500987, 20164502961]

約数ペア:

[(1, 20164502961), (3, 6721500987), (9, 2240500329), (17, 1186147233), (27, 746833443), (51, 395382411), (81, 248944481), (89, 226567449), (137, 147186153), (153, 131794137), (267, 75522483), (411, 49062051), (459, 43931379), (801, 25174161), (1201, 16789761), (1233, 16354017), (1377, 14643793), (1513, 13327497), (2329, 8658009), (2403, 8391387), (3603, 5596587), (3699, 5451339), (4539, 4442499), (6987, 2886003), (7209, 2797129), (10809, 1865529), (11097, 1817113), (12193, 1653777), (13617, 1480833), (20417, 987633), (20961, 962001), (32427, 621843), (36579, 551259), (40851, 493611), (61251, 329211), (62883, 320667), (97281, 207281), (106889, 188649), (109737, 183753), (122553, 164537)]