18709950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:298

約数の個数: 96

約数和(自身を含む): 53853696

約数和(自身を除く): 35143746

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 103, 105, 150, 173, 175, 206, 210, 309, 346, 350, 515, 519, 525, 618, 721, 865, 1030, 1038, 1050, 1211, 1442, 1545, 1730, 2163, 2422, 2575, 2595, 3090, 3605, 3633, 4325, 4326, 5150, 5190, 6055, 7210, 7266, 7725, 8650, 10815, 12110, 12975, 15450, 17819, 18025, 18165, 21630, 25950, 30275, 35638, 36050, 36330, 53457, 54075, 60550, 89095, 90825, 106914, 108150, 124733, 178190, 181650, 249466, 267285, 374199, 445475, 534570, 623665, 748398, 890950, 1247330, 1336425, 1870995, 2672850, 3118325, 3741990, 6236650, 9354975, 18709950]

約数ペア:

[(1, 18709950), (2, 9354975), (3, 6236650), (5, 3741990), (6, 3118325), (7, 2672850), (10, 1870995), (14, 1336425), (15, 1247330), (21, 890950), (25, 748398), (30, 623665), (35, 534570), (42, 445475), (50, 374199), (70, 267285), (75, 249466), (103, 181650), (105, 178190), (150, 124733), (173, 108150), (175, 106914), (206, 90825), (210, 89095), (309, 60550), (346, 54075), (350, 53457), (515, 36330), (519, 36050), (525, 35638), (618, 30275), (721, 25950), (865, 21630), (1030, 18165), (1038, 18025), (1050, 17819), (1211, 15450), (1442, 12975), (1545, 12110), (1730, 10815), (2163, 8650), (2422, 7725), (2575, 7266), (2595, 7210), (3090, 6055), (3605, 5190), (3633, 5150), (4325, 4326)]