19865112

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:476

約数の個数: 64

約数和(自身を含む): 53071200

約数和(自身を除く): 33206088

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 181, 204, 269, 362, 408, 538, 543, 724, 807, 1076, 1086, 1448, 1614, 2152, 2172, 3077, 3228, 4344, 4573, 6154, 6456, 9146, 9231, 12308, 13719, 18292, 18462, 24616, 27438, 36584, 36924, 48689, 54876, 73848, 97378, 109752, 146067, 194756, 292134, 389512, 584268, 827713, 1168536, 1655426, 2483139, 3310852, 4966278, 6621704, 9932556, 19865112]

約数ペア:

[(1, 19865112), (2, 9932556), (3, 6621704), (4, 4966278), (6, 3310852), (8, 2483139), (12, 1655426), (17, 1168536), (24, 827713), (34, 584268), (51, 389512), (68, 292134), (102, 194756), (136, 146067), (181, 109752), (204, 97378), (269, 73848), (362, 54876), (408, 48689), (538, 36924), (543, 36584), (724, 27438), (807, 24616), (1076, 18462), (1086, 18292), (1448, 13719), (1614, 12308), (2152, 9231), (2172, 9146), (3077, 6456), (3228, 6154), (4344, 4573)]