20951436

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 57028608

約数和(自身を除く): 36077172

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 67, 69, 92, 103, 132, 134, 138, 201, 206, 253, 268, 276, 309, 402, 412, 506, 618, 737, 759, 804, 1012, 1133, 1236, 1474, 1518, 1541, 2211, 2266, 2369, 2948, 3036, 3082, 3399, 4422, 4532, 4623, 4738, 6164, 6798, 6901, 7107, 8844, 9246, 9476, 13596, 13802, 14214, 16951, 18492, 20703, 26059, 27604, 28428, 33902, 41406, 50853, 52118, 67804, 75911, 78177, 82812, 101706, 104236, 151822, 156354, 158723, 203412, 227733, 303644, 312708, 317446, 455466, 476169, 634892, 910932, 952338, 1745953, 1904676, 3491906, 5237859, 6983812, 10475718, 20951436]

約数ペア:

[(1, 20951436), (2, 10475718), (3, 6983812), (4, 5237859), (6, 3491906), (11, 1904676), (12, 1745953), (22, 952338), (23, 910932), (33, 634892), (44, 476169), (46, 455466), (66, 317446), (67, 312708), (69, 303644), (92, 227733), (103, 203412), (132, 158723), (134, 156354), (138, 151822), (201, 104236), (206, 101706), (253, 82812), (268, 78177), (276, 75911), (309, 67804), (402, 52118), (412, 50853), (506, 41406), (618, 33902), (737, 28428), (759, 27604), (804, 26059), (1012, 20703), (1133, 18492), (1236, 16951), (1474, 14214), (1518, 13802), (1541, 13596), (2211, 9476), (2266, 9246), (2369, 8844), (2948, 7107), (3036, 6901), (3082, 6798), (3399, 6164), (4422, 4738), (4532, 4623)]