219850202

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 405070848

約数和(自身を除く): 185220646

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 137, 143, 181, 274, 286, 341, 362, 403, 682, 806, 1507, 1781, 1991, 2353, 3014, 3562, 3982, 4247, 4433, 4706, 5611, 8494, 8866, 11222, 19591, 24797, 25883, 39182, 46717, 49594, 51766, 55211, 61721, 72943, 93434, 110422, 123442, 145886, 272767, 322361, 545534, 607321, 644722, 768707, 802373, 1214642, 1537414, 1604746, 3545971, 7091942, 8455777, 9993191, 16911554, 19986382, 109925101, 219850202]

約数ペア:

[(1, 219850202), (2, 109925101), (11, 19986382), (13, 16911554), (22, 9993191), (26, 8455777), (31, 7091942), (62, 3545971), (137, 1604746), (143, 1537414), (181, 1214642), (274, 802373), (286, 768707), (341, 644722), (362, 607321), (403, 545534), (682, 322361), (806, 272767), (1507, 145886), (1781, 123442), (1991, 110422), (2353, 93434), (3014, 72943), (3562, 61721), (3982, 55211), (4247, 51766), (4433, 49594), (4706, 46717), (5611, 39182), (8494, 25883), (8866, 24797), (11222, 19591)]