19790472

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 53786880

約数和(自身を除く): 33996408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 137, 156, 274, 312, 411, 463, 548, 822, 926, 1096, 1389, 1644, 1781, 1852, 2778, 3288, 3562, 3704, 5343, 5556, 6019, 7124, 10686, 11112, 12038, 14248, 18057, 21372, 24076, 36114, 42744, 48152, 63431, 72228, 126862, 144456, 190293, 253724, 380586, 507448, 761172, 824603, 1522344, 1649206, 2473809, 3298412, 4947618, 6596824, 9895236, 19790472]

約数ペア:

[(1, 19790472), (2, 9895236), (3, 6596824), (4, 4947618), (6, 3298412), (8, 2473809), (12, 1649206), (13, 1522344), (24, 824603), (26, 761172), (39, 507448), (52, 380586), (78, 253724), (104, 190293), (137, 144456), (156, 126862), (274, 72228), (312, 63431), (411, 48152), (463, 42744), (548, 36114), (822, 24076), (926, 21372), (1096, 18057), (1389, 14248), (1644, 12038), (1781, 11112), (1852, 10686), (2778, 7124), (3288, 6019), (3562, 5556), (3704, 5343)]