20083310118

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{457}}^1\times {\mathrm{6763}}^1$

素因数の和:7266

約数の個数: 72

約数和(自身を含む): 46031874408

約数和(自身を除く): 25948564290

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 361, 457, 722, 914, 1083, 1371, 2166, 2742, 3249, 4113, 6498, 6763, 8226, 8683, 13526, 17366, 20289, 26049, 40578, 52098, 60867, 78147, 121734, 128497, 156294, 164977, 256994, 329954, 385491, 494931, 770982, 989862, 1156473, 1484793, 2312946, 2441443, 2969586, 3090691, 4882886, 6181382, 7324329, 9272073, 14648658, 18544146, 21972987, 27816219, 43945974, 55632438, 58723129, 117446258, 176169387, 352338774, 528508161, 1057016322, 1115739451, 2231478902, 3347218353, 6694436706, 10041655059, 20083310118]

約数ペア:

[(1, 20083310118), (2, 10041655059), (3, 6694436706), (6, 3347218353), (9, 2231478902), (18, 1115739451), (19, 1057016322), (38, 528508161), (57, 352338774), (114, 176169387), (171, 117446258), (342, 58723129), (361, 55632438), (457, 43945974), (722, 27816219), (914, 21972987), (1083, 18544146), (1371, 14648658), (2166, 9272073), (2742, 7324329), (3249, 6181382), (4113, 4882886), (6498, 3090691), (6763, 2969586), (8226, 2441443), (8683, 2312946), (13526, 1484793), (17366, 1156473), (20289, 989862), (26049, 770982), (40578, 494931), (52098, 385491), (60867, 329954), (78147, 256994), (121734, 164977), (128497, 156294)]