20006844

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 55883520

約数和(自身を除く): 35876676

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 89, 131, 132, 143, 156, 178, 262, 267, 286, 356, 393, 429, 524, 534, 572, 786, 858, 979, 1068, 1157, 1441, 1572, 1703, 1716, 1958, 2314, 2882, 2937, 3406, 3471, 3916, 4323, 4628, 5109, 5764, 5874, 6812, 6942, 8646, 10218, 11659, 11748, 12727, 13884, 17292, 18733, 20436, 23318, 25454, 34977, 37466, 38181, 46636, 50908, 56199, 69954, 74932, 76362, 112398, 128249, 139908, 151567, 152724, 224796, 256498, 303134, 384747, 454701, 512996, 606268, 769494, 909402, 1538988, 1667237, 1818804, 3334474, 5001711, 6668948, 10003422, 20006844]

約数ペア:

[(1, 20006844), (2, 10003422), (3, 6668948), (4, 5001711), (6, 3334474), (11, 1818804), (12, 1667237), (13, 1538988), (22, 909402), (26, 769494), (33, 606268), (39, 512996), (44, 454701), (52, 384747), (66, 303134), (78, 256498), (89, 224796), (131, 152724), (132, 151567), (143, 139908), (156, 128249), (178, 112398), (262, 76362), (267, 74932), (286, 69954), (356, 56199), (393, 50908), (429, 46636), (524, 38181), (534, 37466), (572, 34977), (786, 25454), (858, 23318), (979, 20436), (1068, 18733), (1157, 17292), (1441, 13884), (1572, 12727), (1703, 11748), (1716, 11659), (1958, 10218), (2314, 8646), (2882, 6942), (2937, 6812), (3406, 5874), (3471, 5764), (3916, 5109), (4323, 4628)]