20181427188

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{130807}}^1$

素因数の和:130893

約数の個数: 96

約数和(自身を含む): 54148233216

約数和(自身を除く): 33966806028

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 43, 46, 52, 69, 78, 86, 92, 129, 138, 156, 172, 258, 276, 299, 516, 559, 598, 897, 989, 1118, 1196, 1677, 1794, 1978, 2236, 2967, 3354, 3588, 3956, 5934, 6708, 11868, 12857, 25714, 38571, 51428, 77142, 130807, 154284, 261614, 392421, 523228, 784842, 1569684, 1700491, 3008561, 3400982, 5101473, 5624701, 6017122, 6801964, 9025683, 10202946, 11249402, 12034244, 16874103, 18051366, 20405892, 22498804, 33748206, 36102732, 39111293, 67496412, 73121113, 78222586, 117333879, 129368123, 146242226, 156445172, 219363339, 234667758, 258736246, 292484452, 388104369, 438726678, 469335516, 517472492, 776208738, 877453356, 1552417476, 1681785599, 3363571198, 5045356797, 6727142396, 10090713594, 20181427188]

約数ペア:

[(1, 20181427188), (2, 10090713594), (3, 6727142396), (4, 5045356797), (6, 3363571198), (12, 1681785599), (13, 1552417476), (23, 877453356), (26, 776208738), (39, 517472492), (43, 469335516), (46, 438726678), (52, 388104369), (69, 292484452), (78, 258736246), (86, 234667758), (92, 219363339), (129, 156445172), (138, 146242226), (156, 129368123), (172, 117333879), (258, 78222586), (276, 73121113), (299, 67496412), (516, 39111293), (559, 36102732), (598, 33748206), (897, 22498804), (989, 20405892), (1118, 18051366), (1196, 16874103), (1677, 12034244), (1794, 11249402), (1978, 10202946), (2236, 9025683), (2967, 6801964), (3354, 6017122), (3588, 5624701), (3956, 5101473), (5934, 3400982), (6708, 3008561), (11868, 1700491), (12857, 1569684), (25714, 784842), (38571, 523228), (51428, 392421), (77142, 261614), (130807, 154284)]