18764850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9623}}^1$

素因数の和:9651

約数の個数: 48

約数和(自身を含む): 50121792

約数和(自身を除く): 31356942

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 9623, 19246, 28869, 48115, 57738, 96230, 125099, 144345, 240575, 250198, 288690, 375297, 481150, 625495, 721725, 750594, 1250990, 1443450, 1876485, 3127475, 3752970, 6254950, 9382425, 18764850]

約数ペア:

[(1, 18764850), (2, 9382425), (3, 6254950), (5, 3752970), (6, 3127475), (10, 1876485), (13, 1443450), (15, 1250990), (25, 750594), (26, 721725), (30, 625495), (39, 481150), (50, 375297), (65, 288690), (75, 250198), (78, 240575), (130, 144345), (150, 125099), (195, 96230), (325, 57738), (390, 48115), (650, 28869), (975, 19246), (1950, 9623)]