20128937562

素因数分解:

$2^1\times 3^5\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{2351}}^1$

素因数の和:2670

約数の個数: 96

約数和(自身を含む): 46025441280

約数和(自身を除く): 25896503718

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 81, 158, 162, 223, 237, 243, 446, 474, 486, 669, 711, 1338, 1422, 2007, 2133, 2351, 4014, 4266, 4702, 6021, 6399, 7053, 12042, 12798, 14106, 17617, 18063, 19197, 21159, 35234, 36126, 38394, 42318, 52851, 54189, 63477, 105702, 108378, 126954, 158553, 185729, 190431, 317106, 371458, 380862, 475659, 524273, 557187, 571293, 951318, 1048546, 1114374, 1142586, 1426977, 1572819, 1671561, 2853954, 3145638, 3343122, 4280931, 4718457, 5014683, 8561862, 9436914, 10029366, 14155371, 15044049, 28310742, 30088098, 41417567, 42466113, 45132147, 82835134, 84932226, 90264294, 124252701, 127398339, 248505402, 254796678, 372758103, 745516206, 1118274309, 2236548618, 3354822927, 6709645854, 10064468781, 20128937562]

約数ペア:

[(1, 20128937562), (2, 10064468781), (3, 6709645854), (6, 3354822927), (9, 2236548618), (18, 1118274309), (27, 745516206), (54, 372758103), (79, 254796678), (81, 248505402), (158, 127398339), (162, 124252701), (223, 90264294), (237, 84932226), (243, 82835134), (446, 45132147), (474, 42466113), (486, 41417567), (669, 30088098), (711, 28310742), (1338, 15044049), (1422, 14155371), (2007, 10029366), (2133, 9436914), (2351, 8561862), (4014, 5014683), (4266, 4718457), (4702, 4280931), (6021, 3343122), (6399, 3145638), (7053, 2853954), (12042, 1671561), (12798, 1572819), (14106, 1426977), (17617, 1142586), (18063, 1114374), (19197, 1048546), (21159, 951318), (35234, 571293), (36126, 557187), (38394, 524273), (42318, 475659), (52851, 380862), (54189, 371458), (63477, 317106), (105702, 190431), (108378, 185729), (126954, 158553)]