20199377394

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{444079}}^1$

素因数の和:444132

約数の個数: 72

約数和(自身を含む): 52788677760

約数和(自身を除く): 32589300366

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 361, 399, 722, 798, 1083, 1197, 2166, 2394, 2527, 3249, 5054, 6498, 7581, 15162, 22743, 45486, 444079, 888158, 1332237, 2664474, 3108553, 3996711, 6217106, 7993422, 8437501, 9325659, 16875002, 18651318, 25312503, 27976977, 50625006, 55953954, 59062507, 75937509, 118125014, 151875018, 160312519, 177187521, 320625038, 354375042, 480937557, 531562563, 961875114, 1063125126, 1122187633, 1442812671, 2244375266, 2885625342, 3366562899, 6733125798, 10099688697, 20199377394]

約数ペア:

[(1, 20199377394), (2, 10099688697), (3, 6733125798), (6, 3366562899), (7, 2885625342), (9, 2244375266), (14, 1442812671), (18, 1122187633), (19, 1063125126), (21, 961875114), (38, 531562563), (42, 480937557), (57, 354375042), (63, 320625038), (114, 177187521), (126, 160312519), (133, 151875018), (171, 118125014), (266, 75937509), (342, 59062507), (361, 55953954), (399, 50625006), (722, 27976977), (798, 25312503), (1083, 18651318), (1197, 16875002), (2166, 9325659), (2394, 8437501), (2527, 7993422), (3249, 6217106), (5054, 3996711), (6498, 3108553), (7581, 2664474), (15162, 1332237), (22743, 888158), (45486, 444079)]