20673188784

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{859}}^1\times {\mathrm{4517}}^1$

素因数の和:5427

約数の個数: 120

約数和(自身を含む): 59502240720

約数和(自身を除く): 38829051936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 859, 888, 1332, 1718, 1776, 2577, 2664, 3436, 4517, 5154, 5328, 6872, 7731, 9034, 10308, 13551, 13744, 15462, 18068, 20616, 27102, 30924, 31783, 36136, 40653, 41232, 54204, 61848, 63566, 72272, 81306, 95349, 108408, 123696, 127132, 162612, 167129, 190698, 216816, 254264, 286047, 325224, 334258, 381396, 501387, 508528, 572094, 650448, 668516, 762792, 1002774, 1144188, 1337032, 1504161, 1525584, 2005548, 2288376, 2674064, 3008322, 3880103, 4011096, 4576752, 6016644, 7760206, 8022192, 11640309, 12033288, 15520412, 23280618, 24066576, 31040824, 34920927, 46561236, 62081648, 69841854, 93122472, 139683708, 143563811, 186244944, 279367416, 287127622, 430691433, 558734832, 574255244, 861382866, 1148510488, 1292074299, 1722765732, 2297020976, 2584148598, 3445531464, 5168297196, 6891062928, 10336594392, 20673188784]

約数ペア:

[(1, 20673188784), (2, 10336594392), (3, 6891062928), (4, 5168297196), (6, 3445531464), (8, 2584148598), (9, 2297020976), (12, 1722765732), (16, 1292074299), (18, 1148510488), (24, 861382866), (36, 574255244), (37, 558734832), (48, 430691433), (72, 287127622), (74, 279367416), (111, 186244944), (144, 143563811), (148, 139683708), (222, 93122472), (296, 69841854), (333, 62081648), (444, 46561236), (592, 34920927), (666, 31040824), (859, 24066576), (888, 23280618), (1332, 15520412), (1718, 12033288), (1776, 11640309), (2577, 8022192), (2664, 7760206), (3436, 6016644), (4517, 4576752), (5154, 4011096), (5328, 3880103), (6872, 3008322), (7731, 2674064), (9034, 2288376), (10308, 2005548), (13551, 1525584), (13744, 1504161), (15462, 1337032), (18068, 1144188), (20616, 1002774), (27102, 762792), (30924, 668516), (31783, 650448), (36136, 572094), (40653, 508528), (41232, 501387), (54204, 381396), (61848, 334258), (63566, 325224), (72272, 286047), (81306, 254264), (95349, 216816), (108408, 190698), (123696, 167129), (127132, 162612)]