20697377008

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{884201}}^1$

素因数の和:884246

約数の個数: 80

約数和(自身を含む): 52627703040

約数和(自身を除く): 31930326032

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 266, 304, 308, 418, 532, 616, 836, 1064, 1232, 1463, 1672, 2128, 2926, 3344, 5852, 11704, 23408, 884201, 1768402, 3536804, 6189407, 7073608, 9726211, 12378814, 14147216, 16799819, 19452422, 24757628, 33599638, 38904844, 49515256, 67199276, 68083477, 77809688, 99030512, 117598733, 134398552, 136166954, 155619376, 184798009, 235197466, 268797104, 272333908, 369596018, 470394932, 544667816, 739192036, 940789864, 1089335632, 1293586063, 1478384072, 1881579728, 2587172126, 2956768144, 5174344252, 10348688504, 20697377008]

約数ペア:

[(1, 20697377008), (2, 10348688504), (4, 5174344252), (7, 2956768144), (8, 2587172126), (11, 1881579728), (14, 1478384072), (16, 1293586063), (19, 1089335632), (22, 940789864), (28, 739192036), (38, 544667816), (44, 470394932), (56, 369596018), (76, 272333908), (77, 268797104), (88, 235197466), (112, 184798009), (133, 155619376), (152, 136166954), (154, 134398552), (176, 117598733), (209, 99030512), (266, 77809688), (304, 68083477), (308, 67199276), (418, 49515256), (532, 38904844), (616, 33599638), (836, 24757628), (1064, 19452422), (1232, 16799819), (1463, 14147216), (1672, 12378814), (2128, 9726211), (2926, 7073608), (3344, 6189407), (5852, 3536804), (11704, 1768402), (23408, 884201)]