18873720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:629

約数の個数: 96

約数和(自身を含む): 62056800

約数和(自身を除く): 43183080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 103, 120, 180, 206, 309, 360, 412, 509, 515, 618, 824, 927, 1018, 1030, 1236, 1527, 1545, 1854, 2036, 2060, 2472, 2545, 3054, 3090, 3708, 4072, 4120, 4581, 4635, 5090, 6108, 6180, 7416, 7635, 9162, 9270, 10180, 12216, 12360, 15270, 18324, 18540, 20360, 22905, 30540, 36648, 37080, 45810, 52427, 61080, 91620, 104854, 157281, 183240, 209708, 262135, 314562, 419416, 471843, 524270, 629124, 786405, 943686, 1048540, 1258248, 1572810, 1887372, 2097080, 2359215, 3145620, 3774744, 4718430, 6291240, 9436860, 18873720]

約数ペア:

[(1, 18873720), (2, 9436860), (3, 6291240), (4, 4718430), (5, 3774744), (6, 3145620), (8, 2359215), (9, 2097080), (10, 1887372), (12, 1572810), (15, 1258248), (18, 1048540), (20, 943686), (24, 786405), (30, 629124), (36, 524270), (40, 471843), (45, 419416), (60, 314562), (72, 262135), (90, 209708), (103, 183240), (120, 157281), (180, 104854), (206, 91620), (309, 61080), (360, 52427), (412, 45810), (509, 37080), (515, 36648), (618, 30540), (824, 22905), (927, 20360), (1018, 18540), (1030, 18324), (1236, 15270), (1527, 12360), (1545, 12216), (1854, 10180), (2036, 9270), (2060, 9162), (2472, 7635), (2545, 7416), (3054, 6180), (3090, 6108), (3708, 5090), (4072, 4635), (4120, 4581)]