19618350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4219}}^1$

素因数の和:4265

約数の個数: 48

約数和(自身を含む): 50234880

約数和(自身を除く): 30616530

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4219, 4650, 8438, 12657, 21095, 25314, 42190, 63285, 105475, 126570, 130789, 210950, 261578, 316425, 392367, 632850, 653945, 784734, 1307890, 1961835, 3269725, 3923670, 6539450, 9809175, 19618350]

約数ペア:

[(1, 19618350), (2, 9809175), (3, 6539450), (5, 3923670), (6, 3269725), (10, 1961835), (15, 1307890), (25, 784734), (30, 653945), (31, 632850), (50, 392367), (62, 316425), (75, 261578), (93, 210950), (150, 130789), (155, 126570), (186, 105475), (310, 63285), (465, 42190), (775, 25314), (930, 21095), (1550, 12657), (2325, 8438), (4219, 4650)]