17948008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 39513600

約数和(自身を除く): 21565592

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 247, 248, 293, 403, 494, 586, 589, 806, 988, 1172, 1178, 1612, 1976, 2344, 2356, 3224, 3809, 4712, 5567, 7618, 7657, 9083, 11134, 15236, 15314, 18166, 22268, 30472, 30628, 36332, 44536, 61256, 72371, 72664, 118079, 144742, 172577, 236158, 289484, 345154, 472316, 578968, 690308, 944632, 1380616, 2243501, 4487002, 8974004, 17948008]

約数ペア:

[(1, 17948008), (2, 8974004), (4, 4487002), (8, 2243501), (13, 1380616), (19, 944632), (26, 690308), (31, 578968), (38, 472316), (52, 345154), (62, 289484), (76, 236158), (104, 172577), (124, 144742), (152, 118079), (247, 72664), (248, 72371), (293, 61256), (403, 44536), (494, 36332), (586, 30628), (589, 30472), (806, 22268), (988, 18166), (1172, 15314), (1178, 15236), (1612, 11134), (1976, 9083), (2344, 7657), (2356, 7618), (3224, 5567), (3809, 4712)]