20659536

素因数分解:

$2^4\times 3^4\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:878

約数の個数: 100

約数和(自身を含む): 63016800

約数和(自身を除く): 42357264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 304, 324, 342, 432, 456, 513, 648, 684, 839, 912, 1026, 1296, 1368, 1539, 1678, 2052, 2517, 2736, 3078, 3356, 4104, 5034, 6156, 6712, 7551, 8208, 10068, 12312, 13424, 15102, 15941, 20136, 22653, 24624, 30204, 31882, 40272, 45306, 47823, 60408, 63764, 67959, 90612, 95646, 120816, 127528, 135918, 143469, 181224, 191292, 255056, 271836, 286938, 362448, 382584, 430407, 543672, 573876, 765168, 860814, 1087344, 1147752, 1291221, 1721628, 2295504, 2582442, 3443256, 5164884, 6886512, 10329768, 20659536]

約数ペア:

[(1, 20659536), (2, 10329768), (3, 6886512), (4, 5164884), (6, 3443256), (8, 2582442), (9, 2295504), (12, 1721628), (16, 1291221), (18, 1147752), (19, 1087344), (24, 860814), (27, 765168), (36, 573876), (38, 543672), (48, 430407), (54, 382584), (57, 362448), (72, 286938), (76, 271836), (81, 255056), (108, 191292), (114, 181224), (144, 143469), (152, 135918), (162, 127528), (171, 120816), (216, 95646), (228, 90612), (304, 67959), (324, 63764), (342, 60408), (432, 47823), (456, 45306), (513, 40272), (648, 31882), (684, 30204), (839, 24624), (912, 22653), (1026, 20136), (1296, 15941), (1368, 15102), (1539, 13424), (1678, 12312), (2052, 10068), (2517, 8208), (2736, 7551), (3078, 6712), (3356, 6156), (4104, 5034)]