1946604018

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:991

約数の個数: 64

約数和(自身を含む): 4099866624

約数和(自身を除く): 2153262606

約数列:

[1, 2, 3, 6, 31, 62, 71, 93, 142, 186, 213, 223, 426, 446, 661, 669, 1322, 1338, 1983, 2201, 3966, 4402, 6603, 6913, 13206, 13826, 15833, 20491, 20739, 31666, 40982, 41478, 46931, 47499, 61473, 93862, 94998, 122946, 140793, 147403, 281586, 294806, 442209, 490823, 884418, 981646, 1454861, 1472469, 2909722, 2944938, 4364583, 4569493, 8729166, 9138986, 10465613, 13708479, 20931226, 27416958, 31396839, 62793678, 324434003, 648868006, 973302009, 1946604018]

約数ペア:

[(1, 1946604018), (2, 973302009), (3, 648868006), (6, 324434003), (31, 62793678), (62, 31396839), (71, 27416958), (93, 20931226), (142, 13708479), (186, 10465613), (213, 9138986), (223, 8729166), (426, 4569493), (446, 4364583), (661, 2944938), (669, 2909722), (1322, 1472469), (1338, 1454861), (1983, 981646), (2201, 884418), (3966, 490823), (4402, 442209), (6603, 294806), (6913, 281586), (13206, 147403), (13826, 140793), (15833, 122946), (20491, 94998), (20739, 93862), (31666, 61473), (40982, 47499), (41478, 46931)]