18394250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 41154048

約数和(自身を除く): 22759798

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 125, 161, 175, 230, 250, 322, 350, 457, 575, 805, 875, 914, 1150, 1610, 1750, 2285, 2875, 3199, 4025, 4570, 5750, 6398, 8050, 10511, 11425, 15995, 20125, 21022, 22850, 31990, 40250, 52555, 57125, 73577, 79975, 105110, 114250, 147154, 159950, 262775, 367885, 399875, 525550, 735770, 799750, 1313875, 1839425, 2627750, 3678850, 9197125, 18394250]

約数ペア:

[(1, 18394250), (2, 9197125), (5, 3678850), (7, 2627750), (10, 1839425), (14, 1313875), (23, 799750), (25, 735770), (35, 525550), (46, 399875), (50, 367885), (70, 262775), (115, 159950), (125, 147154), (161, 114250), (175, 105110), (230, 79975), (250, 73577), (322, 57125), (350, 52555), (457, 40250), (575, 31990), (805, 22850), (875, 21022), (914, 20125), (1150, 15995), (1610, 11425), (1750, 10511), (2285, 8050), (2875, 6398), (3199, 5750), (4025, 4570)]