18534850

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 35979840

約数和(自身を除く): 17444990

約数列:

[1, 2, 5, 10, 25, 50, 59, 61, 103, 118, 122, 206, 295, 305, 515, 590, 610, 1030, 1475, 1525, 2575, 2950, 3050, 3599, 5150, 6077, 6283, 7198, 12154, 12566, 17995, 30385, 31415, 35990, 60770, 62830, 89975, 151925, 157075, 179950, 303850, 314150, 370697, 741394, 1853485, 3706970, 9267425, 18534850]

約数ペア:

[(1, 18534850), (2, 9267425), (5, 3706970), (10, 1853485), (25, 741394), (50, 370697), (59, 314150), (61, 303850), (103, 179950), (118, 157075), (122, 151925), (206, 89975), (295, 62830), (305, 60770), (515, 35990), (590, 31415), (610, 30385), (1030, 17995), (1475, 12566), (1525, 12154), (2575, 7198), (2950, 6283), (3050, 6077), (3599, 5150)]