20023458

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^3\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 96

約数和(自身を含む): 52093440

約数和(自身を除く): 32069982

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 49, 62, 78, 91, 93, 98, 147, 169, 182, 186, 217, 273, 294, 338, 403, 434, 507, 546, 637, 651, 806, 1014, 1183, 1209, 1274, 1302, 1519, 1911, 2197, 2366, 2418, 2821, 3038, 3549, 3822, 4394, 4557, 5239, 5642, 6591, 7098, 8281, 8463, 9114, 10478, 13182, 15379, 15717, 16562, 16926, 19747, 24843, 30758, 31434, 36673, 39494, 46137, 49686, 59241, 68107, 73346, 92274, 107653, 110019, 118482, 136214, 204321, 215306, 220038, 256711, 322959, 408642, 476749, 513422, 645918, 770133, 953498, 1430247, 1540266, 2860494, 3337243, 6674486, 10011729, 20023458]

約数ペア:

[(1, 20023458), (2, 10011729), (3, 6674486), (6, 3337243), (7, 2860494), (13, 1540266), (14, 1430247), (21, 953498), (26, 770133), (31, 645918), (39, 513422), (42, 476749), (49, 408642), (62, 322959), (78, 256711), (91, 220038), (93, 215306), (98, 204321), (147, 136214), (169, 118482), (182, 110019), (186, 107653), (217, 92274), (273, 73346), (294, 68107), (338, 59241), (403, 49686), (434, 46137), (507, 39494), (546, 36673), (637, 31434), (651, 30758), (806, 24843), (1014, 19747), (1183, 16926), (1209, 16562), (1274, 15717), (1302, 15379), (1519, 13182), (1911, 10478), (2197, 9114), (2366, 8463), (2418, 8281), (2821, 7098), (3038, 6591), (3549, 5642), (3822, 5239), (4394, 4557)]