15520796

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 31116960

約数和(自身を除く): 15596164

約数列:

[1, 2, 4, 17, 19, 34, 38, 41, 68, 76, 82, 164, 293, 323, 586, 646, 697, 779, 1172, 1292, 1394, 1558, 2788, 3116, 4981, 5567, 9962, 11134, 12013, 13243, 19924, 22268, 24026, 26486, 48052, 52972, 94639, 189278, 204221, 228247, 378556, 408442, 456494, 816884, 912988, 3880199, 7760398, 15520796]

約数ペア:

[(1, 15520796), (2, 7760398), (4, 3880199), (17, 912988), (19, 816884), (34, 456494), (38, 408442), (41, 378556), (68, 228247), (76, 204221), (82, 189278), (164, 94639), (293, 52972), (323, 48052), (586, 26486), (646, 24026), (697, 22268), (779, 19924), (1172, 13243), (1292, 12013), (1394, 11134), (1558, 9962), (2788, 5567), (3116, 4981)]