19660644

素因数分解:

$2^2\times 3^5\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 52284960

約数和(自身を除く): 32624316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 113, 162, 179, 226, 243, 324, 339, 358, 452, 486, 537, 678, 716, 972, 1017, 1074, 1356, 1611, 2034, 2148, 3051, 3222, 4068, 4833, 6102, 6444, 9153, 9666, 12204, 14499, 18306, 19332, 20227, 27459, 28998, 36612, 40454, 43497, 54918, 57996, 60681, 80908, 86994, 109836, 121362, 173988, 182043, 242724, 364086, 546129, 728172, 1092258, 1638387, 2184516, 3276774, 4915161, 6553548, 9830322, 19660644]

約数ペア:

[(1, 19660644), (2, 9830322), (3, 6553548), (4, 4915161), (6, 3276774), (9, 2184516), (12, 1638387), (18, 1092258), (27, 728172), (36, 546129), (54, 364086), (81, 242724), (108, 182043), (113, 173988), (162, 121362), (179, 109836), (226, 86994), (243, 80908), (324, 60681), (339, 57996), (358, 54918), (452, 43497), (486, 40454), (537, 36612), (678, 28998), (716, 27459), (972, 20227), (1017, 19332), (1074, 18306), (1356, 14499), (1611, 12204), (2034, 9666), (2148, 9153), (3051, 6444), (3222, 6102), (4068, 4833)]