18744498

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 42471000

約数和(自身を除く): 23726502

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 149, 174, 241, 261, 298, 447, 482, 522, 723, 894, 1341, 1446, 2169, 2682, 4321, 4338, 6989, 8642, 12963, 13978, 20967, 25926, 35909, 38889, 41934, 62901, 71818, 77778, 107727, 125802, 215454, 323181, 646362, 1041361, 2082722, 3124083, 6248166, 9372249, 18744498]

約数ペア:

[(1, 18744498), (2, 9372249), (3, 6248166), (6, 3124083), (9, 2082722), (18, 1041361), (29, 646362), (58, 323181), (87, 215454), (149, 125802), (174, 107727), (241, 77778), (261, 71818), (298, 62901), (447, 41934), (482, 38889), (522, 35909), (723, 25926), (894, 20967), (1341, 13978), (1446, 12963), (2169, 8642), (2682, 6989), (4321, 4338)]