19616268

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:551

約数の個数: 72

約数和(自身を含む): 54091632

約数和(自身を除く): 34475364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 73, 84, 98, 146, 147, 196, 219, 292, 294, 438, 457, 511, 588, 876, 914, 1022, 1371, 1533, 1828, 2044, 2742, 3066, 3199, 3577, 5484, 6132, 6398, 7154, 9597, 10731, 12796, 14308, 19194, 21462, 22393, 33361, 38388, 42924, 44786, 66722, 67179, 89572, 100083, 133444, 134358, 200166, 233527, 268716, 400332, 467054, 700581, 934108, 1401162, 1634689, 2802324, 3269378, 4904067, 6538756, 9808134, 19616268]

約数ペア:

[(1, 19616268), (2, 9808134), (3, 6538756), (4, 4904067), (6, 3269378), (7, 2802324), (12, 1634689), (14, 1401162), (21, 934108), (28, 700581), (42, 467054), (49, 400332), (73, 268716), (84, 233527), (98, 200166), (146, 134358), (147, 133444), (196, 100083), (219, 89572), (292, 67179), (294, 66722), (438, 44786), (457, 42924), (511, 38388), (588, 33361), (876, 22393), (914, 21462), (1022, 19194), (1371, 14308), (1533, 12796), (1828, 10731), (2044, 9597), (2742, 7154), (3066, 6398), (3199, 6132), (3577, 5484)]