20808630822

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{373}}^1\times {\mathrm{479}}^1$

素因数の和:970

約数の個数: 128

約数和(自身を含む): 49633689600

約数和(自身を除く): 28825058778

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 59, 94, 118, 141, 177, 282, 329, 354, 373, 413, 479, 658, 746, 826, 958, 987, 1119, 1239, 1437, 1974, 2238, 2478, 2611, 2773, 2874, 3353, 5222, 5546, 6706, 7833, 8319, 10059, 15666, 16638, 17531, 19411, 20118, 22007, 22513, 28261, 35062, 38822, 44014, 45026, 52593, 56522, 58233, 66021, 67539, 84783, 105186, 116466, 122717, 132042, 135078, 154049, 157591, 169566, 178667, 197827, 245434, 308098, 315182, 357334, 368151, 395654, 462147, 472773, 536001, 593481, 736302, 924294, 945546, 1034329, 1072002, 1186962, 1250669, 1328267, 2068658, 2501338, 2656534, 3102987, 3752007, 3984801, 6205974, 7240303, 7504014, 7969602, 8397349, 9297869, 10541353, 14480606, 16794698, 18595738, 21082706, 21720909, 25192047, 27893607, 31624059, 43441818, 50384094, 55787214, 58781443, 63248118, 73789471, 117562886, 147578942, 176344329, 221368413, 352688658, 442736826, 495443591, 990887182, 1486330773, 2972661546, 3468105137, 6936210274, 10404315411, 20808630822]

約数ペア:

[(1, 20808630822), (2, 10404315411), (3, 6936210274), (6, 3468105137), (7, 2972661546), (14, 1486330773), (21, 990887182), (42, 495443591), (47, 442736826), (59, 352688658), (94, 221368413), (118, 176344329), (141, 147578942), (177, 117562886), (282, 73789471), (329, 63248118), (354, 58781443), (373, 55787214), (413, 50384094), (479, 43441818), (658, 31624059), (746, 27893607), (826, 25192047), (958, 21720909), (987, 21082706), (1119, 18595738), (1239, 16794698), (1437, 14480606), (1974, 10541353), (2238, 9297869), (2478, 8397349), (2611, 7969602), (2773, 7504014), (2874, 7240303), (3353, 6205974), (5222, 3984801), (5546, 3752007), (6706, 3102987), (7833, 2656534), (8319, 2501338), (10059, 2068658), (15666, 1328267), (16638, 1250669), (17531, 1186962), (19411, 1072002), (20118, 1034329), (22007, 945546), (22513, 924294), (28261, 736302), (35062, 593481), (38822, 536001), (44014, 472773), (45026, 462147), (52593, 395654), (56522, 368151), (58233, 357334), (66021, 315182), (67539, 308098), (84783, 245434), (105186, 197827), (116466, 178667), (122717, 169566), (132042, 157591), (135078, 154049)]