20299752

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 64190880

約数和(自身を除く): 43891128

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 33, 36, 38, 44, 57, 66, 71, 72, 76, 88, 99, 114, 132, 142, 152, 171, 198, 209, 213, 228, 264, 284, 342, 361, 396, 418, 426, 456, 568, 627, 639, 684, 722, 781, 792, 836, 852, 1083, 1254, 1278, 1349, 1368, 1444, 1562, 1672, 1704, 1881, 2166, 2343, 2508, 2556, 2698, 2888, 3124, 3249, 3762, 3971, 4047, 4332, 4686, 5016, 5112, 5396, 6248, 6498, 7029, 7524, 7942, 8094, 8664, 9372, 10792, 11913, 12141, 12996, 14058, 14839, 15048, 15884, 16188, 18744, 23826, 24282, 25631, 25992, 28116, 29678, 31768, 32376, 35739, 44517, 47652, 48564, 51262, 56232, 59356, 71478, 76893, 89034, 95304, 97128, 102524, 118712, 133551, 142956, 153786, 178068, 205048, 230679, 267102, 281941, 285912, 307572, 356136, 461358, 534204, 563882, 615144, 845823, 922716, 1068408, 1127764, 1691646, 1845432, 2255528, 2537469, 3383292, 5074938, 6766584, 10149876, 20299752]

約数ペア:

[(1, 20299752), (2, 10149876), (3, 6766584), (4, 5074938), (6, 3383292), (8, 2537469), (9, 2255528), (11, 1845432), (12, 1691646), (18, 1127764), (19, 1068408), (22, 922716), (24, 845823), (33, 615144), (36, 563882), (38, 534204), (44, 461358), (57, 356136), (66, 307572), (71, 285912), (72, 281941), (76, 267102), (88, 230679), (99, 205048), (114, 178068), (132, 153786), (142, 142956), (152, 133551), (171, 118712), (198, 102524), (209, 97128), (213, 95304), (228, 89034), (264, 76893), (284, 71478), (342, 59356), (361, 56232), (396, 51262), (418, 48564), (426, 47652), (456, 44517), (568, 35739), (627, 32376), (639, 31768), (684, 29678), (722, 28116), (781, 25992), (792, 25631), (836, 24282), (852, 23826), (1083, 18744), (1254, 16188), (1278, 15884), (1349, 15048), (1368, 14839), (1444, 14058), (1562, 12996), (1672, 12141), (1704, 11913), (1881, 10792), (2166, 9372), (2343, 8664), (2508, 8094), (2556, 7942), (2698, 7524), (2888, 7029), (3124, 6498), (3249, 6248), (3762, 5396), (3971, 5112), (4047, 5016), (4332, 4686)]