19121970378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{787}}^1\times {\mathrm{2251}}^1$

素因数の和:3307

約数の個数: 64

約数和(自身を含む): 43952698368

約数和(自身を除く): 24830727990

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 257, 514, 771, 787, 1542, 1574, 1799, 2251, 2361, 3598, 4502, 4722, 5397, 5509, 6753, 10794, 11018, 13506, 15757, 16527, 31514, 33054, 47271, 94542, 202259, 404518, 578507, 606777, 1157014, 1213554, 1415813, 1735521, 1771537, 2831626, 3471042, 3543074, 4049549, 4247439, 5314611, 8099098, 8494878, 10629222, 12148647, 12400759, 24297294, 24801518, 37202277, 74404554, 455285009, 910570018, 1365855027, 2731710054, 3186995063, 6373990126, 9560985189, 19121970378]

約数ペア:

[(1, 19121970378), (2, 9560985189), (3, 6373990126), (6, 3186995063), (7, 2731710054), (14, 1365855027), (21, 910570018), (42, 455285009), (257, 74404554), (514, 37202277), (771, 24801518), (787, 24297294), (1542, 12400759), (1574, 12148647), (1799, 10629222), (2251, 8494878), (2361, 8099098), (3598, 5314611), (4502, 4247439), (4722, 4049549), (5397, 3543074), (5509, 3471042), (6753, 2831626), (10794, 1771537), (11018, 1735521), (13506, 1415813), (15757, 1213554), (16527, 1157014), (31514, 606777), (33054, 578507), (47271, 404518), (94542, 202259)]