19721506194

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{3733}}^1$

素因数の和:4072

約数の個数: 96

約数和(自身を含む): 46679540544

約数和(自身を除く): 26958034350

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 107, 117, 211, 214, 234, 321, 422, 633, 642, 963, 1266, 1391, 1899, 1926, 2743, 2782, 3733, 3798, 4173, 5486, 7466, 8229, 8346, 11199, 12519, 16458, 22398, 22577, 24687, 25038, 33597, 45154, 48529, 49374, 67194, 67731, 97058, 135462, 145587, 203193, 291174, 293501, 399431, 406386, 436761, 587002, 787663, 798862, 873522, 880503, 1198293, 1575326, 1761006, 2362989, 2396586, 2641509, 3594879, 4725978, 5192603, 5283018, 7088967, 7189758, 10239619, 10385206, 14177934, 15577809, 20479238, 30718857, 31155618, 46733427, 61437714, 84279941, 92156571, 93466854, 168559882, 184313142, 252839823, 505679646, 758519469, 1095639233, 1517038938, 2191278466, 3286917699, 6573835398, 9860753097, 19721506194]

約数ペア:

[(1, 19721506194), (2, 9860753097), (3, 6573835398), (6, 3286917699), (9, 2191278466), (13, 1517038938), (18, 1095639233), (26, 758519469), (39, 505679646), (78, 252839823), (107, 184313142), (117, 168559882), (211, 93466854), (214, 92156571), (234, 84279941), (321, 61437714), (422, 46733427), (633, 31155618), (642, 30718857), (963, 20479238), (1266, 15577809), (1391, 14177934), (1899, 10385206), (1926, 10239619), (2743, 7189758), (2782, 7088967), (3733, 5283018), (3798, 5192603), (4173, 4725978), (5486, 3594879), (7466, 2641509), (8229, 2396586), (8346, 2362989), (11199, 1761006), (12519, 1575326), (16458, 1198293), (22398, 880503), (22577, 873522), (24687, 798862), (25038, 787663), (33597, 587002), (45154, 436761), (48529, 406386), (49374, 399431), (67194, 293501), (67731, 291174), (97058, 203193), (135462, 145587)]