20481127492

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{11527}}^1$

素因数の和:11681

約数の個数: 96

約数和(自身を含む): 44621660160

約数和(自身を除く): 24140532668

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 89, 92, 124, 161, 178, 217, 322, 356, 434, 623, 644, 713, 868, 1246, 1426, 2047, 2492, 2759, 2852, 4094, 4991, 5518, 8188, 9982, 11036, 11527, 14329, 19313, 19964, 23054, 28658, 38626, 46108, 57316, 63457, 77252, 80689, 126914, 161378, 253828, 265121, 322756, 357337, 444199, 530242, 714674, 888398, 1025903, 1060484, 1429348, 1776796, 1855847, 2051806, 2501359, 3711694, 4103612, 5002718, 7181321, 7423388, 8218751, 10005436, 14362642, 16437502, 23595769, 28725284, 31802993, 32875004, 47191538, 57531257, 63605986, 94383076, 115062514, 127211972, 165170383, 222620951, 230125028, 330340766, 445241902, 660681532, 731468839, 890483804, 1462937678, 2925875356, 5120281873, 10240563746, 20481127492]

約数ペア:

[(1, 20481127492), (2, 10240563746), (4, 5120281873), (7, 2925875356), (14, 1462937678), (23, 890483804), (28, 731468839), (31, 660681532), (46, 445241902), (62, 330340766), (89, 230125028), (92, 222620951), (124, 165170383), (161, 127211972), (178, 115062514), (217, 94383076), (322, 63605986), (356, 57531257), (434, 47191538), (623, 32875004), (644, 31802993), (713, 28725284), (868, 23595769), (1246, 16437502), (1426, 14362642), (2047, 10005436), (2492, 8218751), (2759, 7423388), (2852, 7181321), (4094, 5002718), (4991, 4103612), (5518, 3711694), (8188, 2501359), (9982, 2051806), (11036, 1855847), (11527, 1776796), (14329, 1429348), (19313, 1060484), (19964, 1025903), (23054, 888398), (28658, 714674), (38626, 530242), (46108, 444199), (57316, 357337), (63457, 322756), (77252, 265121), (80689, 253828), (126914, 161378)]