18734650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1481}}^1$

素因数の和:1527

約数の個数: 48

約数和(自身を含む): 39693888

約数和(自身を除く): 20959238

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 506, 550, 575, 1150, 1265, 1481, 2530, 2962, 6325, 7405, 12650, 14810, 16291, 32582, 34063, 37025, 68126, 74050, 81455, 162910, 170315, 340630, 374693, 407275, 749386, 814550, 851575, 1703150, 1873465, 3746930, 9367325, 18734650]

約数ペア:

[(1, 18734650), (2, 9367325), (5, 3746930), (10, 1873465), (11, 1703150), (22, 851575), (23, 814550), (25, 749386), (46, 407275), (50, 374693), (55, 340630), (110, 170315), (115, 162910), (230, 81455), (253, 74050), (275, 68126), (506, 37025), (550, 34063), (575, 32582), (1150, 16291), (1265, 14810), (1481, 12650), (2530, 7405), (2962, 6325)]