18954750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 47923200

約数和(自身を除く): 28968450

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 127, 150, 199, 250, 254, 375, 381, 398, 597, 635, 750, 762, 995, 1194, 1270, 1905, 1990, 2985, 3175, 3810, 4975, 5970, 6350, 9525, 9950, 14925, 15875, 19050, 24875, 25273, 29850, 31750, 47625, 49750, 50546, 74625, 75819, 95250, 126365, 149250, 151638, 252730, 379095, 631825, 758190, 1263650, 1895475, 3159125, 3790950, 6318250, 9477375, 18954750]

約数ペア:

[(1, 18954750), (2, 9477375), (3, 6318250), (5, 3790950), (6, 3159125), (10, 1895475), (15, 1263650), (25, 758190), (30, 631825), (50, 379095), (75, 252730), (125, 151638), (127, 149250), (150, 126365), (199, 95250), (250, 75819), (254, 74625), (375, 50546), (381, 49750), (398, 47625), (597, 31750), (635, 29850), (750, 25273), (762, 24875), (995, 19050), (1194, 15875), (1270, 14925), (1905, 9950), (1990, 9525), (2985, 6350), (3175, 5970), (3810, 4975)]