19684938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1163}}^1$

素因数の和:1219

約数の個数: 64

約数和(自身を含む): 50061312

約数和(自身を除く): 30376374

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 546, 651, 806, 1163, 1209, 1302, 2326, 2418, 2821, 3489, 5642, 6978, 8141, 8463, 15119, 16282, 16926, 24423, 30238, 36053, 45357, 48846, 72106, 90714, 105833, 108159, 211666, 216318, 252371, 317499, 468689, 504742, 634998, 757113, 937378, 1406067, 1514226, 2812134, 3280823, 6561646, 9842469, 19684938]

約数ペア:

[(1, 19684938), (2, 9842469), (3, 6561646), (6, 3280823), (7, 2812134), (13, 1514226), (14, 1406067), (21, 937378), (26, 757113), (31, 634998), (39, 504742), (42, 468689), (62, 317499), (78, 252371), (91, 216318), (93, 211666), (182, 108159), (186, 105833), (217, 90714), (273, 72106), (403, 48846), (434, 45357), (546, 36053), (651, 30238), (806, 24423), (1163, 16926), (1209, 16282), (1302, 15119), (2326, 8463), (2418, 8141), (2821, 6978), (3489, 5642)]