20307144

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 61246080

約数和(自身を除く): 40938936

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 61, 66, 78, 88, 97, 104, 122, 132, 143, 156, 183, 194, 244, 264, 286, 291, 312, 366, 388, 429, 488, 572, 582, 671, 732, 776, 793, 858, 1067, 1144, 1164, 1261, 1342, 1464, 1586, 1716, 2013, 2134, 2328, 2379, 2522, 2684, 3172, 3201, 3432, 3783, 4026, 4268, 4758, 5044, 5368, 5917, 6344, 6402, 7566, 8052, 8536, 8723, 9516, 10088, 11834, 12804, 13871, 15132, 16104, 17446, 17751, 19032, 23668, 25608, 26169, 27742, 30264, 34892, 35502, 41613, 47336, 52338, 55484, 65087, 69784, 71004, 76921, 83226, 104676, 110968, 130174, 142008, 153842, 166452, 195261, 209352, 230763, 260348, 307684, 332904, 390522, 461526, 520696, 615368, 781044, 846131, 923052, 1562088, 1692262, 1846104, 2538393, 3384524, 5076786, 6769048, 10153572, 20307144]

約数ペア:

[(1, 20307144), (2, 10153572), (3, 6769048), (4, 5076786), (6, 3384524), (8, 2538393), (11, 1846104), (12, 1692262), (13, 1562088), (22, 923052), (24, 846131), (26, 781044), (33, 615368), (39, 520696), (44, 461526), (52, 390522), (61, 332904), (66, 307684), (78, 260348), (88, 230763), (97, 209352), (104, 195261), (122, 166452), (132, 153842), (143, 142008), (156, 130174), (183, 110968), (194, 104676), (244, 83226), (264, 76921), (286, 71004), (291, 69784), (312, 65087), (366, 55484), (388, 52338), (429, 47336), (488, 41613), (572, 35502), (582, 34892), (671, 30264), (732, 27742), (776, 26169), (793, 25608), (858, 23668), (1067, 19032), (1144, 17751), (1164, 17446), (1261, 16104), (1342, 15132), (1464, 13871), (1586, 12804), (1716, 11834), (2013, 10088), (2134, 9516), (2328, 8723), (2379, 8536), (2522, 8052), (2684, 7566), (3172, 6402), (3201, 6344), (3432, 5917), (3783, 5368), (4026, 5044), (4268, 4758)]